8998875

素因数分解:

$3^2\times 5^3\times {\mathrm{19}}^1\times {\mathrm{421}}^1$

素因数の和:461

約数の個数: 48

約数和(自身を含む): 17116320

約数和(自身を除く): 8117445

約数列:

[1, 3, 5, 9, 15, 19, 25, 45, 57, 75, 95, 125, 171, 225, 285, 375, 421, 475, 855, 1125, 1263, 1425, 2105, 2375, 3789, 4275, 6315, 7125, 7999, 10525, 18945, 21375, 23997, 31575, 39995, 52625, 71991, 94725, 119985, 157875, 199975, 359955, 473625, 599925, 999875, 1799775, 2999625, 8998875]

約数ペア:

[(1, 8998875), (3, 2999625), (5, 1799775), (9, 999875), (15, 599925), (19, 473625), (25, 359955), (45, 199975), (57, 157875), (75, 119985), (95, 94725), (125, 71991), (171, 52625), (225, 39995), (285, 31575), (375, 23997), (421, 21375), (475, 18945), (855, 10525), (1125, 7999), (1263, 7125), (1425, 6315), (2105, 4275), (2375, 3789)]