31693974

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:245

約数の個数: 64

約数和(自身を含む): 71124480

約数和(自身を除く): 39430506

約数列:

[1, 2, 3, 6, 13, 26, 39, 59, 71, 78, 97, 118, 142, 177, 194, 213, 291, 354, 426, 582, 767, 923, 1261, 1534, 1846, 2301, 2522, 2769, 3783, 4189, 4602, 5538, 5723, 6887, 7566, 8378, 11446, 12567, 13774, 17169, 20661, 25134, 34338, 41322, 54457, 74399, 89531, 108914, 148798, 163371, 179062, 223197, 268593, 326742, 406333, 446394, 537186, 812666, 1218999, 2437998, 5282329, 10564658, 15846987, 31693974]

約数ペア:

[(1, 31693974), (2, 15846987), (3, 10564658), (6, 5282329), (13, 2437998), (26, 1218999), (39, 812666), (59, 537186), (71, 446394), (78, 406333), (97, 326742), (118, 268593), (142, 223197), (177, 179062), (194, 163371), (213, 148798), (291, 108914), (354, 89531), (426, 74399), (582, 54457), (767, 41322), (923, 34338), (1261, 25134), (1534, 20661), (1846, 17169), (2301, 13774), (2522, 12567), (2769, 11446), (3783, 8378), (4189, 7566), (4602, 6887), (5538, 5723)]