208405714

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{241}}^1\times {\mathrm{1709}}^1$

素因数の和:1986

約数の個数: 32

約数和(自身を含む): 357540480

約数和(自身を除く): 149134766

約数列:

[1, 2, 11, 22, 23, 46, 241, 253, 482, 506, 1709, 2651, 3418, 5302, 5543, 11086, 18799, 37598, 39307, 60973, 78614, 121946, 411869, 432377, 823738, 864754, 4530559, 9061118, 9472987, 18945974, 104202857, 208405714]

約数ペア:

[(1, 208405714), (2, 104202857), (11, 18945974), (22, 9472987), (23, 9061118), (46, 4530559), (241, 864754), (253, 823738), (482, 432377), (506, 411869), (1709, 121946), (2651, 78614), (3418, 60973), (5302, 39307), (5543, 37598), (11086, 18799)]