858852407

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{431}}^1\times {\mathrm{12377}}^1$

素因数の和:12838

約数の個数: 16

約数和(自身を含む): 1026680832

約数和(自身を除く): 167828425

約数列:

[1, 7, 23, 161, 431, 3017, 9913, 12377, 69391, 86639, 284671, 1992697, 5334487, 37341409, 122693201, 858852407]

約数ペア:

[(1, 858852407), (7, 122693201), (23, 37341409), (161, 5334487), (431, 1992697), (3017, 284671), (9913, 86639), (12377, 69391)]