248625

素因数分解:

$3^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1$

素因数の和:51

約数の個数: 48

約数和(自身を含む): 511056

約数和(自身を除く): 262431

約数列:

[1, 3, 5, 9, 13, 15, 17, 25, 39, 45, 51, 65, 75, 85, 117, 125, 153, 195, 221, 225, 255, 325, 375, 425, 585, 663, 765, 975, 1105, 1125, 1275, 1625, 1989, 2125, 2925, 3315, 3825, 4875, 5525, 6375, 9945, 14625, 16575, 19125, 27625, 49725, 82875, 248625]

約数ペア:

[(1, 248625), (3, 82875), (5, 49725), (9, 27625), (13, 19125), (15, 16575), (17, 14625), (25, 9945), (39, 6375), (45, 5525), (51, 4875), (65, 3825), (75, 3315), (85, 2925), (117, 2125), (125, 1989), (153, 1625), (195, 1275), (221, 1125), (225, 1105), (255, 975), (325, 765), (375, 663), (425, 585)]