628641104

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{431759}}^1$

素因数の和:431787

約数の個数: 40

約数和(自身を含む): 1499070720

約数和(自身を除く): 870429616

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 431759, 863518, 1727036, 3022313, 3454072, 5612867, 6044626, 6908144, 11225734, 12089252, 22451468, 24178504, 39290069, 44902936, 48357008, 78580138, 89805872, 157160276, 314320552, 628641104]

約数ペア:

[(1, 628641104), (2, 314320552), (4, 157160276), (7, 89805872), (8, 78580138), (13, 48357008), (14, 44902936), (16, 39290069), (26, 24178504), (28, 22451468), (52, 12089252), (56, 11225734), (91, 6908144), (104, 6044626), (112, 5612867), (182, 3454072), (208, 3022313), (364, 1727036), (728, 863518), (1456, 431759)]