72571444

素因数分解:

$2^2\times {\mathrm{11}}^3\times {\mathrm{43}}^1\times {\mathrm{317}}^1$

素因数の和:397

約数の個数: 48

約数和(自身を含む): 143390016

約数和(自身を除く): 70818572

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 121, 172, 242, 317, 473, 484, 634, 946, 1268, 1331, 1892, 2662, 3487, 5203, 5324, 6974, 10406, 13631, 13948, 20812, 27262, 38357, 54524, 57233, 76714, 114466, 149941, 153428, 228932, 299882, 421927, 599764, 843854, 1649351, 1687708, 3298702, 6597404, 18142861, 36285722, 72571444]

約数ペア:

[(1, 72571444), (2, 36285722), (4, 18142861), (11, 6597404), (22, 3298702), (43, 1687708), (44, 1649351), (86, 843854), (121, 599764), (172, 421927), (242, 299882), (317, 228932), (473, 153428), (484, 149941), (634, 114466), (946, 76714), (1268, 57233), (1331, 54524), (1892, 38357), (2662, 27262), (3487, 20812), (5203, 13948), (5324, 13631), (6974, 10406)]