678642952

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{123121}}^1$

素因数の和:123193

約数の個数: 32

約数和(自身を含む): 1396203480

約数和(自身を除く): 717560528

約数列:

[1, 2, 4, 8, 13, 26, 52, 53, 104, 106, 212, 424, 689, 1378, 2756, 5512, 123121, 246242, 492484, 984968, 1600573, 3201146, 6402292, 6525413, 12804584, 13050826, 26101652, 52203304, 84830369, 169660738, 339321476, 678642952]

約数ペア:

[(1, 678642952), (2, 339321476), (4, 169660738), (8, 84830369), (13, 52203304), (26, 26101652), (52, 13050826), (53, 12804584), (104, 6525413), (106, 6402292), (212, 3201146), (424, 1600573), (689, 984968), (1378, 492484), (2756, 246242), (5512, 123121)]