222080313

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{19841}}^1$

素因数の和:19905

約数の個数: 32

約数和(自身を含む): 373347072

約数和(自身を除く): 151266759

約数列:

[1, 3, 7, 13, 21, 39, 41, 91, 123, 273, 287, 533, 861, 1599, 3731, 11193, 19841, 59523, 138887, 257933, 416661, 773799, 813481, 1805531, 2440443, 5416593, 5694367, 10575253, 17083101, 31725759, 74026771, 222080313]

約数ペア:

[(1, 222080313), (3, 74026771), (7, 31725759), (13, 17083101), (21, 10575253), (39, 5694367), (41, 5416593), (91, 2440443), (123, 1805531), (273, 813481), (287, 773799), (533, 416661), (861, 257933), (1599, 138887), (3731, 59523), (11193, 19841)]