1555142001

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{2131}}^1$

素因数の和:2250

約数の個数: 64

約数和(自身を含む): 2619801600

約数和(自身を除く): 1064659599

約数列:

[1, 3, 7, 19, 21, 31, 57, 59, 93, 133, 177, 217, 399, 413, 589, 651, 1121, 1239, 1767, 1829, 2131, 3363, 4123, 5487, 6393, 7847, 12369, 12803, 14917, 23541, 34751, 38409, 40489, 44751, 66061, 104253, 121467, 125729, 198183, 243257, 283423, 377187, 462427, 729771, 850269, 880103, 1255159, 1387281, 2388851, 2640309, 3765477, 3897599, 7166553, 8786113, 11692797, 16721957, 26358339, 27283193, 50165871, 74054381, 81849579, 222163143, 518380667, 1555142001]

約数ペア:

[(1, 1555142001), (3, 518380667), (7, 222163143), (19, 81849579), (21, 74054381), (31, 50165871), (57, 27283193), (59, 26358339), (93, 16721957), (133, 11692797), (177, 8786113), (217, 7166553), (399, 3897599), (413, 3765477), (589, 2640309), (651, 2388851), (1121, 1387281), (1239, 1255159), (1767, 880103), (1829, 850269), (2131, 729771), (3363, 462427), (4123, 377187), (5487, 283423), (6393, 243257), (7847, 198183), (12369, 125729), (12803, 121467), (14917, 104253), (23541, 66061), (34751, 44751), (38409, 40489)]