29947918

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2137}}^1$

素因数の和:2177

約数の個数: 48

約数和(自身を含む): 61420464

約数和(自身を除く): 31472546

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 49, 77, 91, 98, 143, 154, 182, 286, 539, 637, 1001, 1078, 1274, 2002, 2137, 4274, 7007, 14014, 14959, 23507, 27781, 29918, 47014, 55562, 104713, 164549, 194467, 209426, 305591, 329098, 388934, 611182, 1151843, 1361269, 2139137, 2303686, 2722538, 4278274, 14973959, 29947918]

約数ペア:

[(1, 29947918), (2, 14973959), (7, 4278274), (11, 2722538), (13, 2303686), (14, 2139137), (22, 1361269), (26, 1151843), (49, 611182), (77, 388934), (91, 329098), (98, 305591), (143, 209426), (154, 194467), (182, 164549), (286, 104713), (539, 55562), (637, 47014), (1001, 29918), (1078, 27781), (1274, 23507), (2002, 14959), (2137, 14014), (4274, 7007)]