40018321

素因数分解:

$7^1\times {\mathrm{23}}^2\times {\mathrm{101}}^1\times {\mathrm{107}}^1$

素因数の和:261

約数の個数: 24

約数和(自身を含む): 48734784

約数和(自身を除く): 8716463

約数列:

[1, 7, 23, 101, 107, 161, 529, 707, 749, 2323, 2461, 3703, 10807, 16261, 17227, 53429, 56603, 75649, 248561, 374003, 396221, 1739927, 5716903, 40018321]

約数ペア:

[(1, 40018321), (7, 5716903), (23, 1739927), (101, 396221), (107, 374003), (161, 248561), (529, 75649), (707, 56603), (749, 53429), (2323, 17227), (2461, 16261), (3703, 10807)]