40787994

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{12161}}^1$

素因数の和:12222

約数の個数: 32

約数和(自身を含む): 89901504

約数和(自身を除く): 49113510

約数列:

[1, 2, 3, 6, 13, 26, 39, 43, 78, 86, 129, 258, 559, 1118, 1677, 3354, 12161, 24322, 36483, 72966, 158093, 316186, 474279, 522923, 948558, 1045846, 1568769, 3137538, 6797999, 13595998, 20393997, 40787994]

約数ペア:

[(1, 40787994), (2, 20393997), (3, 13595998), (6, 6797999), (13, 3137538), (26, 1568769), (39, 1045846), (43, 948558), (78, 522923), (86, 474279), (129, 316186), (258, 158093), (559, 72966), (1118, 36483), (1677, 24322), (3354, 12161)]