31267908

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{977}}^1$

素因数の和:1121

約数の個数: 72

約数和(自身を含む): 91133952

約数和(自身を除く): 59866044

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, 977, 1143, 1524, 1778, 1954, 2286, 2667, 2931, 3556, 3908, 4572, 5334, 5862, 6839, 8001, 8793, 10668, 11724, 13678, 16002, 17586, 20517, 27356, 32004, 35172, 41034, 61551, 82068, 123102, 124079, 246204, 248158, 372237, 496316, 744474, 868553, 1116711, 1488948, 1737106, 2233422, 2605659, 3474212, 4466844, 5211318, 7816977, 10422636, 15633954, 31267908]

約数ペア:

[(1, 31267908), (2, 15633954), (3, 10422636), (4, 7816977), (6, 5211318), (7, 4466844), (9, 3474212), (12, 2605659), (14, 2233422), (18, 1737106), (21, 1488948), (28, 1116711), (36, 868553), (42, 744474), (63, 496316), (84, 372237), (126, 248158), (127, 246204), (252, 124079), (254, 123102), (381, 82068), (508, 61551), (762, 41034), (889, 35172), (977, 32004), (1143, 27356), (1524, 20517), (1778, 17586), (1954, 16002), (2286, 13678), (2667, 11724), (2931, 10668), (3556, 8793), (3908, 8001), (4572, 6839), (5334, 5862)]