81151862

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1\times {\mathrm{463}}^1$

素因数の和:764

約数の個数: 32

約数和(自身を含む): 137908224

約数和(自身を除く): 56756362

約数列:

[1, 2, 11, 22, 31, 62, 257, 341, 463, 514, 682, 926, 2827, 5093, 5654, 7967, 10186, 14353, 15934, 28706, 87637, 118991, 157883, 175274, 237982, 315766, 1308901, 2617802, 3688721, 7377442, 40575931, 81151862]

約数ペア:

[(1, 81151862), (2, 40575931), (11, 7377442), (22, 3688721), (31, 2617802), (62, 1308901), (257, 315766), (341, 237982), (463, 175274), (514, 157883), (682, 118991), (926, 87637), (2827, 28706), (5093, 15934), (5654, 14353), (7967, 10186)]