428540438

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{223}}^1\times {\mathrm{25969}}^1$

素因数の和:26231

約数の個数: 16

約数和(自身を含む): 663169920

約数和(自身を除く): 234629482

約数列:

[1, 2, 37, 74, 223, 446, 8251, 16502, 25969, 51938, 960853, 1921706, 5791087, 11582174, 214270219, 428540438]

約数ペア:

[(1, 428540438), (2, 214270219), (37, 11582174), (74, 5791087), (223, 1921706), (446, 960853), (8251, 51938), (16502, 25969)]