257038194

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^2\times {\mathrm{383}}^1$

素因数の和:472

約数の個数: 96

約数和(自身を含む): 642170880

約数和(自身を除く): 385132686

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 29, 38, 42, 57, 58, 87, 114, 133, 174, 203, 266, 383, 399, 406, 551, 609, 766, 798, 841, 1102, 1149, 1218, 1653, 1682, 2298, 2523, 2681, 3306, 3857, 5046, 5362, 5887, 7277, 7714, 8043, 11107, 11571, 11774, 14554, 15979, 16086, 17661, 21831, 22214, 23142, 31958, 33321, 35322, 43662, 47937, 50939, 66642, 77749, 95874, 101878, 111853, 152817, 155498, 211033, 223706, 233247, 305634, 322103, 335559, 422066, 466494, 633099, 644206, 671118, 966309, 1266198, 1477231, 1932618, 2254721, 2954462, 4431693, 4509442, 6119957, 6764163, 8863386, 12239914, 13528326, 18359871, 36719742, 42839699, 85679398, 128519097, 257038194]

約数ペア:

[(1, 257038194), (2, 128519097), (3, 85679398), (6, 42839699), (7, 36719742), (14, 18359871), (19, 13528326), (21, 12239914), (29, 8863386), (38, 6764163), (42, 6119957), (57, 4509442), (58, 4431693), (87, 2954462), (114, 2254721), (133, 1932618), (174, 1477231), (203, 1266198), (266, 966309), (383, 671118), (399, 644206), (406, 633099), (551, 466494), (609, 422066), (766, 335559), (798, 322103), (841, 305634), (1102, 233247), (1149, 223706), (1218, 211033), (1653, 155498), (1682, 152817), (2298, 111853), (2523, 101878), (2681, 95874), (3306, 77749), (3857, 66642), (5046, 50939), (5362, 47937), (5887, 43662), (7277, 35322), (7714, 33321), (8043, 31958), (11107, 23142), (11571, 22214), (11774, 21831), (14554, 17661), (15979, 16086)]