8889398

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{131}}^2$

素因数の和:308

約数の個数: 24

約数和(自身を含む): 15771216

約数和(自身を除く): 6881818

約数列:

[1, 2, 7, 14, 37, 74, 131, 259, 262, 518, 917, 1834, 4847, 9694, 17161, 33929, 34322, 67858, 120127, 240254, 634957, 1269914, 4444699, 8889398]

約数ペア:

[(1, 8889398), (2, 4444699), (7, 1269914), (14, 634957), (37, 240254), (74, 120127), (131, 67858), (259, 34322), (262, 33929), (518, 17161), (917, 9694), (1834, 4847)]