31691052

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{389}}^1$

素因数の和:503

約数の個数: 72

約数和(自身を含む): 84040320

約数和(自身を除く): 52349268

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 73, 93, 124, 146, 186, 219, 279, 292, 372, 389, 438, 558, 657, 778, 876, 1116, 1167, 1314, 1556, 2263, 2334, 2628, 3501, 4526, 4668, 6789, 7002, 9052, 12059, 13578, 14004, 20367, 24118, 27156, 28397, 36177, 40734, 48236, 56794, 72354, 81468, 85191, 108531, 113588, 144708, 170382, 217062, 255573, 340764, 434124, 511146, 880307, 1022292, 1760614, 2640921, 3521228, 5281842, 7922763, 10563684, 15845526, 31691052]

約数ペア:

[(1, 31691052), (2, 15845526), (3, 10563684), (4, 7922763), (6, 5281842), (9, 3521228), (12, 2640921), (18, 1760614), (31, 1022292), (36, 880307), (62, 511146), (73, 434124), (93, 340764), (124, 255573), (146, 217062), (186, 170382), (219, 144708), (279, 113588), (292, 108531), (372, 85191), (389, 81468), (438, 72354), (558, 56794), (657, 48236), (778, 40734), (876, 36177), (1116, 28397), (1167, 27156), (1314, 24118), (1556, 20367), (2263, 14004), (2334, 13578), (2628, 12059), (3501, 9052), (4526, 7002), (4668, 6789)]