2907775

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{389}}^1$

素因数の和:435

約数の個数: 24

約数和(自身を含む): 4062240

約数和(自身を除く): 1154465

約数列:

[1, 5, 13, 23, 25, 65, 115, 299, 325, 389, 575, 1495, 1945, 5057, 7475, 8947, 9725, 25285, 44735, 116311, 126425, 223675, 581555, 2907775]

約数ペア:

[(1, 2907775), (5, 581555), (13, 223675), (23, 126425), (25, 116311), (65, 44735), (115, 25285), (299, 9725), (325, 8947), (389, 7475), (575, 5057), (1495, 1945)]