31380027

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{64969}}^1$

素因数の和:65002

約数の個数: 16

約数和(自身を含む): 49896960

約数和(自身を除く): 18516933

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 64969, 194907, 454783, 1364349, 1494287, 4482861, 10460009, 31380027]

約数ペア:

[(1, 31380027), (3, 10460009), (7, 4482861), (21, 1494287), (23, 1364349), (69, 454783), (161, 194907), (483, 64969)]