31391898372

素因数分解:

$2^2\times 3^2\times {\mathrm{131}}^1\times {\mathrm{761}}^1\times {\mathrm{8747}}^1$

素因数の和:9649

約数の個数: 72

約数和(自身を含む): 80071703712

約数和(自身を除く): 48679805340

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 131, 262, 393, 524, 761, 786, 1179, 1522, 1572, 2283, 2358, 3044, 4566, 4716, 6849, 8747, 9132, 13698, 17494, 26241, 27396, 34988, 52482, 78723, 99691, 104964, 157446, 199382, 299073, 314892, 398764, 598146, 897219, 1145857, 1196292, 1794438, 2291714, 3437571, 3588876, 4583428, 6656467, 6875142, 10312713, 13312934, 13750284, 19969401, 20625426, 26625868, 39938802, 41250852, 59908203, 79877604, 119816406, 239632812, 871997177, 1743994354, 2615991531, 3487988708, 5231983062, 7847974593, 10463966124, 15695949186, 31391898372]

約数ペア:

[(1, 31391898372), (2, 15695949186), (3, 10463966124), (4, 7847974593), (6, 5231983062), (9, 3487988708), (12, 2615991531), (18, 1743994354), (36, 871997177), (131, 239632812), (262, 119816406), (393, 79877604), (524, 59908203), (761, 41250852), (786, 39938802), (1179, 26625868), (1522, 20625426), (1572, 19969401), (2283, 13750284), (2358, 13312934), (3044, 10312713), (4566, 6875142), (4716, 6656467), (6849, 4583428), (8747, 3588876), (9132, 3437571), (13698, 2291714), (17494, 1794438), (26241, 1196292), (27396, 1145857), (34988, 897219), (52482, 598146), (78723, 398764), (99691, 314892), (104964, 299073), (157446, 199382)]