428901122

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{409}}^1\times {\mathrm{761}}^1$

素因数の和:1238

約数の個数: 32

約数和(自身を含む): 708568560

約数和(自身を除く): 279667438

約数列:

[1, 2, 13, 26, 53, 106, 409, 689, 761, 818, 1378, 1522, 5317, 9893, 10634, 19786, 21677, 40333, 43354, 80666, 281801, 311249, 524329, 563602, 622498, 1048658, 4046237, 8092474, 16496197, 32992394, 214450561, 428901122]

約数ペア:

[(1, 428901122), (2, 214450561), (13, 32992394), (26, 16496197), (53, 8092474), (106, 4046237), (409, 1048658), (689, 622498), (761, 563602), (818, 524329), (1378, 311249), (1522, 281801), (5317, 80666), (9893, 43354), (10634, 40333), (19786, 21677)]