31086468

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{281}}^1\times {\mathrm{439}}^1$

素因数の和:737

約数の個数: 72

約数和(自身を含む): 90330240

約数和(自身を除く): 59243772

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 281, 439, 562, 843, 878, 1124, 1317, 1686, 1756, 1967, 2529, 2634, 3073, 3372, 3934, 3951, 5058, 5268, 5901, 6146, 7868, 7902, 9219, 10116, 11802, 12292, 15804, 17703, 18438, 23604, 27657, 35406, 36876, 55314, 70812, 110628, 123359, 246718, 370077, 493436, 740154, 863513, 1110231, 1480308, 1727026, 2220462, 2590539, 3454052, 4440924, 5181078, 7771617, 10362156, 15543234, 31086468]

約数ペア:

[(1, 31086468), (2, 15543234), (3, 10362156), (4, 7771617), (6, 5181078), (7, 4440924), (9, 3454052), (12, 2590539), (14, 2220462), (18, 1727026), (21, 1480308), (28, 1110231), (36, 863513), (42, 740154), (63, 493436), (84, 370077), (126, 246718), (252, 123359), (281, 110628), (439, 70812), (562, 55314), (843, 36876), (878, 35406), (1124, 27657), (1317, 23604), (1686, 18438), (1756, 17703), (1967, 15804), (2529, 12292), (2634, 11802), (3073, 10116), (3372, 9219), (3934, 7902), (3951, 7868), (5058, 6146), (5268, 5901)]