1245075

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1277}}^1$

素因数の和:1303

約数の個数: 24

約数和(自身を含む): 2218608

約数和(自身を除く): 973533

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 195, 325, 975, 1277, 3831, 6385, 16601, 19155, 31925, 49803, 83005, 95775, 249015, 415025, 1245075]

約数ペア:

[(1, 1245075), (3, 415025), (5, 249015), (13, 95775), (15, 83005), (25, 49803), (39, 31925), (65, 19155), (75, 16601), (195, 6385), (325, 3831), (975, 1277)]