131191508

素因数分解:

$2^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1\times {\mathrm{467}}^1$

素因数の和:684

約数の個数: 48

約数和(自身を含む): 268369920

約数和(自身を除く): 137178412

約数列:

[1, 2, 4, 7, 14, 28, 79, 127, 158, 254, 316, 467, 508, 553, 889, 934, 1106, 1778, 1868, 2212, 3269, 3556, 6538, 10033, 13076, 20066, 36893, 40132, 59309, 70231, 73786, 118618, 140462, 147572, 237236, 258251, 280924, 415163, 516502, 830326, 1033004, 1660652, 4685411, 9370822, 18741644, 32797877, 65595754, 131191508]

約数ペア:

[(1, 131191508), (2, 65595754), (4, 32797877), (7, 18741644), (14, 9370822), (28, 4685411), (79, 1660652), (127, 1033004), (158, 830326), (254, 516502), (316, 415163), (467, 280924), (508, 258251), (553, 237236), (889, 147572), (934, 140462), (1106, 118618), (1778, 73786), (1868, 70231), (2212, 59309), (3269, 40132), (3556, 36893), (6538, 20066), (10033, 13076)]