31249992

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{283}}^1$

素因数の和:442

約数の個数: 64

約数和(自身を含む): 80974080

約数和(自身を除く): 49724088

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 86, 107, 129, 172, 214, 258, 283, 321, 344, 428, 516, 566, 642, 849, 856, 1032, 1132, 1284, 1698, 2264, 2568, 3396, 4601, 6792, 9202, 12169, 13803, 18404, 24338, 27606, 30281, 36507, 36808, 48676, 55212, 60562, 73014, 90843, 97352, 110424, 121124, 146028, 181686, 242248, 292056, 363372, 726744, 1302083, 2604166, 3906249, 5208332, 7812498, 10416664, 15624996, 31249992]

約数ペア:

[(1, 31249992), (2, 15624996), (3, 10416664), (4, 7812498), (6, 5208332), (8, 3906249), (12, 2604166), (24, 1302083), (43, 726744), (86, 363372), (107, 292056), (129, 242248), (172, 181686), (214, 146028), (258, 121124), (283, 110424), (321, 97352), (344, 90843), (428, 73014), (516, 60562), (566, 55212), (642, 48676), (849, 36808), (856, 36507), (1032, 30281), (1132, 27606), (1284, 24338), (1698, 18404), (2264, 13803), (2568, 12169), (3396, 9202), (4601, 6792)]