28217625

素因数分解:

$3^1\times 5^3\times {\mathrm{47}}^1\times {\mathrm{1601}}^1$

素因数の和:1666

約数の個数: 32

約数和(自身を含む): 47983104

約数和(自身を除く): 19765479

約数列:

[1, 3, 5, 15, 25, 47, 75, 125, 141, 235, 375, 705, 1175, 1601, 3525, 4803, 5875, 8005, 17625, 24015, 40025, 75247, 120075, 200125, 225741, 376235, 600375, 1128705, 1881175, 5643525, 9405875, 28217625]

約数ペア:

[(1, 28217625), (3, 9405875), (5, 5643525), (15, 1881175), (25, 1128705), (47, 600375), (75, 376235), (125, 225741), (141, 200125), (235, 120075), (375, 75247), (705, 40025), (1175, 24015), (1601, 17625), (3525, 8005), (4803, 5875)]