201478137

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{3001}}^1$

素因数の和:3173

約数の個数: 32

約数和(自身を含む): 322775040

約数和(自身を除く): 121296903

約数列:

[1, 3, 7, 21, 23, 69, 139, 161, 417, 483, 973, 2919, 3001, 3197, 9003, 9591, 21007, 22379, 63021, 67137, 69023, 207069, 417139, 483161, 1251417, 1449483, 2919973, 8759919, 9594197, 28782591, 67159379, 201478137]

約数ペア:

[(1, 201478137), (3, 67159379), (7, 28782591), (21, 9594197), (23, 8759919), (69, 2919973), (139, 1449483), (161, 1251417), (417, 483161), (483, 417139), (973, 207069), (2919, 69023), (3001, 67137), (3197, 63021), (9003, 22379), (9591, 21007)]