18166125

素因数分解:

$3^1\times 5^3\times {\mathrm{193}}^1\times {\mathrm{251}}^1$

素因数の和:462

約数の個数: 32

約数和(自身を含む): 30506112

約数和(自身を除く): 12339987

約数列:

[1, 3, 5, 15, 25, 75, 125, 193, 251, 375, 579, 753, 965, 1255, 2895, 3765, 4825, 6275, 14475, 18825, 24125, 31375, 48443, 72375, 94125, 145329, 242215, 726645, 1211075, 3633225, 6055375, 18166125]

約数ペア:

[(1, 18166125), (3, 6055375), (5, 3633225), (15, 1211075), (25, 726645), (75, 242215), (125, 145329), (193, 94125), (251, 72375), (375, 48443), (579, 31375), (753, 24125), (965, 18825), (1255, 14475), (2895, 6275), (3765, 4825)]