9923879

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{1163}}^1$

素因数の和:1246

約数の個数: 16

約数和(自身を含む): 12068352

約数和(自身を除く): 2144473

約数列:

[1, 7, 23, 53, 161, 371, 1163, 1219, 8141, 8533, 26749, 61639, 187243, 431473, 1417697, 9923879]

約数ペア:

[(1, 9923879), (7, 1417697), (23, 431473), (53, 187243), (161, 61639), (371, 26749), (1163, 8533), (1219, 8141)]