31212676

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{64489}}^1$

素因数の和:64515

約数の個数: 18

約数和(自身を含む): 60040190

約数和(自身を除く): 28827514

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 64489, 128978, 257956, 709379, 1418758, 2837516, 7803169, 15606338, 31212676]

約数ペア:

[(1, 31212676), (2, 15606338), (4, 7803169), (11, 2837516), (22, 1418758), (44, 709379), (121, 257956), (242, 128978), (484, 64489)]