161745218

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{227}}^1\times {\mathrm{4003}}^1$

素因数の和:4321

約数の個数: 16

約数和(自身を含む): 246486240

約数和(自身を除く): 84741022

約数列:

[1, 2, 89, 178, 227, 454, 4003, 8006, 20203, 40406, 356267, 712534, 908681, 1817362, 80872609, 161745218]

約数ペア:

[(1, 161745218), (2, 80872609), (89, 1817362), (178, 908681), (227, 712534), (454, 356267), (4003, 40406), (8006, 20203)]