421355

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1$

素因数の和:226

約数の個数: 16

約数和(自身を含む): 566784

約数和(自身を除く): 145429

約数列:

[1, 5, 11, 47, 55, 163, 235, 517, 815, 1793, 2585, 7661, 8965, 38305, 84271, 421355]

約数ペア:

[(1, 421355), (5, 84271), (11, 38305), (47, 8965), (55, 7661), (163, 2585), (235, 1793), (517, 815)]