1247407

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{113}}^1$

素因数の和:222

約数の個数: 16

約数和(自身を含む): 1532160

約数和(自身を除く): 284753

約数列:

[1, 7, 19, 83, 113, 133, 581, 791, 1577, 2147, 9379, 11039, 15029, 65653, 178201, 1247407]

約数ペア:

[(1, 1247407), (7, 178201), (19, 65653), (83, 15029), (113, 11039), (133, 9379), (581, 2147), (791, 1577)]