31426227

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{167}}^1$

素因数の和:312

約数の個数: 48

約数和(自身を含む): 54512640

約数和(自身を除く): 23086413

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 103, 167, 203, 261, 309, 501, 609, 721, 927, 1169, 1503, 1827, 2163, 2987, 3507, 4843, 6489, 8961, 10521, 14529, 17201, 20909, 26883, 33901, 43587, 51603, 62727, 101703, 120407, 154809, 188181, 305109, 361221, 498829, 1083663, 1496487, 3491803, 4489461, 10475409, 31426227]

約数ペア:

[(1, 31426227), (3, 10475409), (7, 4489461), (9, 3491803), (21, 1496487), (29, 1083663), (63, 498829), (87, 361221), (103, 305109), (167, 188181), (203, 154809), (261, 120407), (309, 101703), (501, 62727), (609, 51603), (721, 43587), (927, 33901), (1169, 26883), (1503, 20909), (1827, 17201), (2163, 14529), (2987, 10521), (3507, 8961), (4843, 6489)]