31670262

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{359}}^1$

素因数の和:422

約数の個数: 72

約数和(自身を含む): 77079600

約数和(自身を除く): 45409338

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 29, 39, 58, 78, 87, 117, 169, 174, 234, 261, 338, 359, 377, 507, 522, 718, 754, 1014, 1077, 1131, 1521, 2154, 2262, 3042, 3231, 3393, 4667, 4901, 6462, 6786, 9334, 9802, 10411, 14001, 14703, 20822, 28002, 29406, 31233, 42003, 44109, 60671, 62466, 84006, 88218, 93699, 121342, 135343, 182013, 187398, 270686, 364026, 406029, 546039, 812058, 1092078, 1218087, 1759459, 2436174, 3518918, 5278377, 10556754, 15835131, 31670262]

約数ペア:

[(1, 31670262), (2, 15835131), (3, 10556754), (6, 5278377), (9, 3518918), (13, 2436174), (18, 1759459), (26, 1218087), (29, 1092078), (39, 812058), (58, 546039), (78, 406029), (87, 364026), (117, 270686), (169, 187398), (174, 182013), (234, 135343), (261, 121342), (338, 93699), (359, 88218), (377, 84006), (507, 62466), (522, 60671), (718, 44109), (754, 42003), (1014, 31233), (1077, 29406), (1131, 28002), (1521, 20822), (2154, 14703), (2262, 14001), (3042, 10411), (3231, 9802), (3393, 9334), (4667, 6786), (4901, 6462)]