20171248671

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{431}}^1$

素因数の和:605

約数の個数: 128

約数和(自身を含む): 34292367360

約数和(自身を除く): 14121118689

約数列:

[1, 3, 7, 21, 29, 31, 37, 67, 87, 93, 111, 201, 203, 217, 259, 431, 469, 609, 651, 777, 899, 1073, 1147, 1293, 1407, 1943, 2077, 2479, 2697, 3017, 3219, 3441, 5829, 6231, 6293, 7437, 7511, 8029, 9051, 12499, 13361, 13601, 14539, 15947, 17353, 18879, 22533, 24087, 28877, 33263, 37497, 40083, 40803, 43617, 47841, 52059, 60233, 71891, 76849, 86631, 87493, 93527, 99789, 111629, 180699, 202139, 215673, 230547, 232841, 262479, 280581, 334887, 387469, 421631, 462463, 494357, 503237, 537943, 606417, 698523, 837433, 895187, 1068449, 1162407, 1264893, 1387389, 1483071, 1509711, 1613829, 2228621, 2512299, 2685561, 2712283, 3205347, 3237241, 3460499, 5862031, 6266309, 6685863, 7479143, 8136849, 9711723, 10381497, 14336353, 15600347, 17586093, 18798927, 22437429, 25960423, 30985021, 33121919, 43009059, 46801041, 77881269, 92955063, 99365757, 100354471, 181722961, 216895147, 231853433, 301063413, 545168883, 650685441, 695560299, 960535651, 2881606953, 6723749557, 20171248671]

約数ペア:

[(1, 20171248671), (3, 6723749557), (7, 2881606953), (21, 960535651), (29, 695560299), (31, 650685441), (37, 545168883), (67, 301063413), (87, 231853433), (93, 216895147), (111, 181722961), (201, 100354471), (203, 99365757), (217, 92955063), (259, 77881269), (431, 46801041), (469, 43009059), (609, 33121919), (651, 30985021), (777, 25960423), (899, 22437429), (1073, 18798927), (1147, 17586093), (1293, 15600347), (1407, 14336353), (1943, 10381497), (2077, 9711723), (2479, 8136849), (2697, 7479143), (3017, 6685863), (3219, 6266309), (3441, 5862031), (5829, 3460499), (6231, 3237241), (6293, 3205347), (7437, 2712283), (7511, 2685561), (8029, 2512299), (9051, 2228621), (12499, 1613829), (13361, 1509711), (13601, 1483071), (14539, 1387389), (15947, 1264893), (17353, 1162407), (18879, 1068449), (22533, 895187), (24087, 837433), (28877, 698523), (33263, 606417), (37497, 537943), (40083, 503237), (40803, 494357), (43617, 462463), (47841, 421631), (52059, 387469), (60233, 334887), (71891, 280581), (76849, 262479), (86631, 232841), (87493, 230547), (93527, 215673), (99789, 202139), (111629, 180699)]