31379805

素因数分解:

$3^6\times 5^1\times {\mathrm{8609}}^1$

素因数の和:8632

約数の個数: 28

約数和(自身を含む): 56464380

約数和(自身を除く): 25084575

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 729, 1215, 3645, 8609, 25827, 43045, 77481, 129135, 232443, 387405, 697329, 1162215, 2091987, 3486645, 6275961, 10459935, 31379805]

約数ペア:

[(1, 31379805), (3, 10459935), (5, 6275961), (9, 3486645), (15, 2091987), (27, 1162215), (45, 697329), (81, 387405), (135, 232443), (243, 129135), (405, 77481), (729, 43045), (1215, 25827), (3645, 8609)]