128940614

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{307}}^1\times {\mathrm{1123}}^1$

素因数の和:1460

約数の個数: 32

約数和(自身を含む): 224332416

約数和(自身を除く): 95391802

約数列:

[1, 2, 11, 17, 22, 34, 187, 307, 374, 614, 1123, 2246, 3377, 5219, 6754, 10438, 12353, 19091, 24706, 38182, 57409, 114818, 210001, 344761, 420002, 689522, 3792371, 5860937, 7584742, 11721874, 64470307, 128940614]

約数ペア:

[(1, 128940614), (2, 64470307), (11, 11721874), (17, 7584742), (22, 5860937), (34, 3792371), (187, 689522), (307, 420002), (374, 344761), (614, 210001), (1123, 114818), (2246, 57409), (3377, 38182), (5219, 24706), (6754, 19091), (10438, 12353)]