209625

素因数分解:

$3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1$

素因数の和:74

約数の個数: 32

約数和(自身を含む): 384384

約数和(自身を除く): 174759

約数列:

[1, 3, 5, 13, 15, 25, 39, 43, 65, 75, 125, 129, 195, 215, 325, 375, 559, 645, 975, 1075, 1625, 1677, 2795, 3225, 4875, 5375, 8385, 13975, 16125, 41925, 69875, 209625]

約数ペア:

[(1, 209625), (3, 69875), (5, 41925), (13, 16125), (15, 13975), (25, 8385), (39, 5375), (43, 4875), (65, 3225), (75, 2795), (125, 1677), (129, 1625), (195, 1075), (215, 975), (325, 645), (375, 559)]