17937321

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{211}}^1\times {\mathrm{659}}^1$

素因数の和:916

約数の個数: 16

約数和(自身を含む): 24625920

約数和(自身を除く): 6688599

約数列:

[1, 3, 43, 129, 211, 633, 659, 1977, 9073, 27219, 28337, 85011, 139049, 417147, 5979107, 17937321]

約数ペア:

[(1, 17937321), (3, 5979107), (43, 417147), (129, 139049), (211, 85011), (633, 28337), (659, 27219), (1977, 9073)]