31323495

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{2243}}^1$

素因数の和:2284

約数の個数: 48

約数和(自身を含む): 61395840

約数和(自身を除く): 30072345

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 49, 57, 95, 105, 133, 147, 245, 285, 399, 665, 735, 931, 1995, 2243, 2793, 4655, 6729, 11215, 13965, 15701, 33645, 42617, 47103, 78505, 109907, 127851, 213085, 235515, 298319, 329721, 549535, 639255, 894957, 1491595, 1648605, 2088233, 4474785, 6264699, 10441165, 31323495]

約数ペア:

[(1, 31323495), (3, 10441165), (5, 6264699), (7, 4474785), (15, 2088233), (19, 1648605), (21, 1491595), (35, 894957), (49, 639255), (57, 549535), (95, 329721), (105, 298319), (133, 235515), (147, 213085), (245, 127851), (285, 109907), (399, 78505), (665, 47103), (735, 42617), (931, 33645), (1995, 15701), (2243, 13965), (2793, 11215), (4655, 6729)]