2147481

素因数分解:

$3^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{383}}^1$

素因数の和:485

約数の個数: 24

約数和(自身を含む): 3594240

約数和(自身を除く): 1446759

約数列:

[1, 3, 7, 9, 21, 63, 89, 267, 383, 623, 801, 1149, 1869, 2681, 3447, 5607, 8043, 24129, 34087, 102261, 238609, 306783, 715827, 2147481]

約数ペア:

[(1, 2147481), (3, 715827), (7, 306783), (9, 238609), (21, 102261), (63, 34087), (89, 24129), (267, 8043), (383, 5607), (623, 3447), (801, 2681), (1149, 1869)]