407942782

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{61051}}^1$

素因数の和:61323

約数の個数: 16

約数和(自身を含む): 661559472

約数和(自身を除く): 253616690

約数列:

[1, 2, 13, 26, 257, 514, 3341, 6682, 61051, 122102, 793663, 1587326, 15690107, 31380214, 203971391, 407942782]

約数ペア:

[(1, 407942782), (2, 203971391), (13, 31380214), (26, 15690107), (257, 1587326), (514, 793663), (3341, 122102), (6682, 61051)]