996879338

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{1621}}^1$

素因数の和:1783

約数の個数: 64

約数和(自身を含む): 1918371840

約数和(自身を除く): 921492502

約数列:

[1, 2, 7, 13, 14, 26, 31, 62, 91, 109, 182, 217, 218, 403, 434, 763, 806, 1417, 1526, 1621, 2821, 2834, 3242, 3379, 5642, 6758, 9919, 11347, 19838, 21073, 22694, 23653, 42146, 43927, 47306, 50251, 87854, 100502, 147511, 176689, 295022, 307489, 351757, 353378, 614978, 653263, 703514, 1236823, 1306526, 2296957, 2473646, 4572841, 4593914, 5477359, 9145682, 10954718, 16078699, 32157398, 38341513, 71205667, 76683026, 142411334, 498439669, 996879338]

約数ペア:

[(1, 996879338), (2, 498439669), (7, 142411334), (13, 76683026), (14, 71205667), (26, 38341513), (31, 32157398), (62, 16078699), (91, 10954718), (109, 9145682), (182, 5477359), (217, 4593914), (218, 4572841), (403, 2473646), (434, 2296957), (763, 1306526), (806, 1236823), (1417, 703514), (1526, 653263), (1621, 614978), (2821, 353378), (2834, 351757), (3242, 307489), (3379, 295022), (5642, 176689), (6758, 147511), (9919, 100502), (11347, 87854), (19838, 50251), (21073, 47306), (22694, 43927), (23653, 42146)]