31075884

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{971}}^1$

素因数の和:1115

約数の個数: 72

約数和(自身を含む): 90574848

約数和(自身を除く): 59498964

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 127, 252, 254, 381, 508, 762, 889, 971, 1143, 1524, 1778, 1942, 2286, 2667, 2913, 3556, 3884, 4572, 5334, 5826, 6797, 8001, 8739, 10668, 11652, 13594, 16002, 17478, 20391, 27188, 32004, 34956, 40782, 61173, 81564, 122346, 123317, 244692, 246634, 369951, 493268, 739902, 863219, 1109853, 1479804, 1726438, 2219706, 2589657, 3452876, 4439412, 5179314, 7768971, 10358628, 15537942, 31075884]

約数ペア:

[(1, 31075884), (2, 15537942), (3, 10358628), (4, 7768971), (6, 5179314), (7, 4439412), (9, 3452876), (12, 2589657), (14, 2219706), (18, 1726438), (21, 1479804), (28, 1109853), (36, 863219), (42, 739902), (63, 493268), (84, 369951), (126, 246634), (127, 244692), (252, 123317), (254, 122346), (381, 81564), (508, 61173), (762, 40782), (889, 34956), (971, 32004), (1143, 27188), (1524, 20391), (1778, 17478), (1942, 16002), (2286, 13594), (2667, 11652), (2913, 10668), (3556, 8739), (3884, 8001), (4572, 6797), (5334, 5826)]