7855458

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:219

約数の個数: 48

約数和(自身を含む): 17427456

約数和(自身を除く): 9571998

約数列:

[1, 2, 3, 6, 13, 26, 39, 61, 78, 122, 127, 169, 183, 254, 338, 366, 381, 507, 762, 793, 1014, 1586, 1651, 2379, 3302, 4758, 4953, 7747, 9906, 10309, 15494, 20618, 21463, 23241, 30927, 42926, 46482, 61854, 64389, 100711, 128778, 201422, 302133, 604266, 1309243, 2618486, 3927729, 7855458]

約数ペア:

[(1, 7855458), (2, 3927729), (3, 2618486), (6, 1309243), (13, 604266), (26, 302133), (39, 201422), (61, 128778), (78, 100711), (122, 64389), (127, 61854), (169, 46482), (183, 42926), (254, 30927), (338, 23241), (366, 21463), (381, 20618), (507, 15494), (762, 10309), (793, 9906), (1014, 7747), (1586, 4953), (1651, 4758), (2379, 3302)]