38998125

素因数分解:

$3^3\times 5^4\times {\mathrm{2311}}^1$

素因数の和:2340

約数の個数: 40

約数和(自身を含む): 72226880

約数和(自身を除く): 33228755

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 125, 135, 225, 375, 625, 675, 1125, 1875, 2311, 3375, 5625, 6933, 11555, 16875, 20799, 34665, 57775, 62397, 103995, 173325, 288875, 311985, 519975, 866625, 1444375, 1559925, 2599875, 4333125, 7799625, 12999375, 38998125]

約数ペア:

[(1, 38998125), (3, 12999375), (5, 7799625), (9, 4333125), (15, 2599875), (25, 1559925), (27, 1444375), (45, 866625), (75, 519975), (125, 311985), (135, 288875), (225, 173325), (375, 103995), (625, 62397), (675, 57775), (1125, 34665), (1875, 20799), (2311, 16875), (3375, 11555), (5625, 6933)]