13312875

素因数分解:

$3^1\times 5^3\times {\mathrm{131}}^1\times {\mathrm{271}}^1$

素因数の和:420

約数の個数: 32

約数和(自身を含む): 22404096

約数和(自身を除く): 9091221

約数列:

[1, 3, 5, 15, 25, 75, 125, 131, 271, 375, 393, 655, 813, 1355, 1965, 3275, 4065, 6775, 9825, 16375, 20325, 33875, 35501, 49125, 101625, 106503, 177505, 532515, 887525, 2662575, 4437625, 13312875]

約数ペア:

[(1, 13312875), (3, 4437625), (5, 2662575), (15, 887525), (25, 532515), (75, 177505), (125, 106503), (131, 101625), (271, 49125), (375, 35501), (393, 33875), (655, 20325), (813, 16375), (1355, 9825), (1965, 6775), (3275, 4065)]