8773219

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{421}}^1$

素因数の和:670

約数の個数: 16

約数和(自身を含む): 10870720

約数和(自身を除く): 2097501

約数列:

[1, 7, 13, 91, 229, 421, 1603, 2947, 2977, 5473, 20839, 38311, 96409, 674863, 1253317, 8773219]

約数ペア:

[(1, 8773219), (7, 1253317), (13, 674863), (91, 96409), (229, 38311), (421, 20839), (1603, 5473), (2947, 2977)]