401084995

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{1747}}^1$

素因数の和:1879

約数の個数: 32

約数和(自身を含む): 530860608

約数和(自身を除く): 129775613

約数列:

[1, 5, 17, 37, 73, 85, 185, 365, 629, 1241, 1747, 2701, 3145, 6205, 8735, 13505, 29699, 45917, 64639, 127531, 148495, 229585, 323195, 637655, 1098863, 2168027, 4718647, 5494315, 10840135, 23593235, 80216999, 401084995]

約数ペア:

[(1, 401084995), (5, 80216999), (17, 23593235), (37, 10840135), (73, 5494315), (85, 4718647), (185, 2168027), (365, 1098863), (629, 637655), (1241, 323195), (1747, 229585), (2701, 148495), (3145, 127531), (6205, 64639), (8735, 45917), (13505, 29699)]