2129775

素因数分解:

$3^1\times 5^2\times {\mathrm{73}}^1\times {\mathrm{389}}^1$

素因数の和:475

約数の個数: 24

約数和(自身を含む): 3578640

約数和(自身を除く): 1448865

約数列:

[1, 3, 5, 15, 25, 73, 75, 219, 365, 389, 1095, 1167, 1825, 1945, 5475, 5835, 9725, 28397, 29175, 85191, 141985, 425955, 709925, 2129775]

約数ペア:

[(1, 2129775), (3, 709925), (5, 425955), (15, 141985), (25, 85191), (73, 29175), (75, 28397), (219, 9725), (365, 5835), (389, 5475), (1095, 1945), (1167, 1825)]