26989879

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{3163}}^1$

素因数の和:3246

約数の個数: 16

約数和(自身を含む): 32804352

約数和(自身を除く): 5814473

約数列:

[1, 7, 23, 53, 161, 371, 1219, 3163, 8533, 22141, 72749, 167639, 509243, 1173473, 3855697, 26989879]

約数ペア:

[(1, 26989879), (7, 3855697), (23, 1173473), (53, 509243), (161, 167639), (371, 72749), (1219, 22141), (3163, 8533)]