31308984

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{20707}}^1$

素因数の和:20729

約数の個数: 64

約数和(自身を含む): 99398400

約数和(自身を除く): 68089416

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 84, 108, 126, 168, 189, 216, 252, 378, 504, 756, 1512, 20707, 41414, 62121, 82828, 124242, 144949, 165656, 186363, 248484, 289898, 372726, 434847, 496968, 559089, 579796, 745452, 869694, 1118178, 1159592, 1304541, 1490904, 1739388, 2236356, 2609082, 3478776, 3913623, 4472712, 5218164, 7827246, 10436328, 15654492, 31308984]

約数ペア:

[(1, 31308984), (2, 15654492), (3, 10436328), (4, 7827246), (6, 5218164), (7, 4472712), (8, 3913623), (9, 3478776), (12, 2609082), (14, 2236356), (18, 1739388), (21, 1490904), (24, 1304541), (27, 1159592), (28, 1118178), (36, 869694), (42, 745452), (54, 579796), (56, 559089), (63, 496968), (72, 434847), (84, 372726), (108, 289898), (126, 248484), (168, 186363), (189, 165656), (216, 144949), (252, 124242), (378, 82828), (504, 62121), (756, 41414), (1512, 20707)]