407130721936

素因数分解:

$2^4\times {\mathrm{239}}^1\times {\mathrm{106467239}}^1$

素因数の和:106467486

約数の個数: 20

約数和(自身を含む): 792116265600

約数和(自身を除く): 384985543664

約数列:

[1, 2, 4, 8, 16, 239, 478, 956, 1912, 3824, 106467239, 212934478, 425868956, 851737912, 1703475824, 25445670121, 50891340242, 101782680484, 203565360968, 407130721936]

約数ペア:

[(1, 407130721936), (2, 203565360968), (4, 101782680484), (8, 50891340242), (16, 25445670121), (239, 1703475824), (478, 851737912), (956, 425868956), (1912, 212934478), (3824, 106467239)]