15707781716

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^2\times {\mathrm{2161}}^1$

素因数の和:2353

約数の個数: 72

約数和(自身を含む): 31399296768

約数和(自身を除く): 15691515052

約数列:

[1, 2, 4, 11, 22, 31, 44, 62, 73, 124, 146, 292, 341, 682, 803, 1364, 1606, 2161, 2263, 3212, 4322, 4526, 5329, 8644, 9052, 10658, 21316, 23771, 24893, 47542, 49786, 58619, 66991, 95084, 99572, 117238, 133982, 157753, 165199, 234476, 267964, 315506, 330398, 631012, 660796, 736901, 1473802, 1735283, 1817189, 2947604, 3470566, 3634378, 4890343, 6941132, 7268756, 9780686, 11515969, 19561372, 23031938, 46063876, 53793773, 107587546, 126675659, 215175092, 253351318, 356995039, 506702636, 713990078, 1427980156, 3926945429, 7853890858, 15707781716]

約数ペア:

[(1, 15707781716), (2, 7853890858), (4, 3926945429), (11, 1427980156), (22, 713990078), (31, 506702636), (44, 356995039), (62, 253351318), (73, 215175092), (124, 126675659), (146, 107587546), (292, 53793773), (341, 46063876), (682, 23031938), (803, 19561372), (1364, 11515969), (1606, 9780686), (2161, 7268756), (2263, 6941132), (3212, 4890343), (4322, 3634378), (4526, 3470566), (5329, 2947604), (8644, 1817189), (9052, 1735283), (10658, 1473802), (21316, 736901), (23771, 660796), (24893, 631012), (47542, 330398), (49786, 315506), (58619, 267964), (66991, 234476), (95084, 165199), (99572, 157753), (117238, 133982)]