406004985

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{291043}}^1$

素因数の和:291085

約数の個数: 24

約数和(自身を含む): 726445824

約数和(自身を除く): 320440839

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 465, 1395, 291043, 873129, 1455215, 2619387, 4365645, 9022333, 13096935, 27066999, 45111665, 81200997, 135334995, 406004985]

約数ペア:

[(1, 406004985), (3, 135334995), (5, 81200997), (9, 45111665), (15, 27066999), (31, 13096935), (45, 9022333), (93, 4365645), (155, 2619387), (279, 1455215), (465, 873129), (1395, 291043)]