238705921

素因数分解:

${\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{241}}^1\times {\mathrm{359}}^1$

素因数の和:720

約数の個数: 16

約数和(自身を含む): 250905600

約数和(自身を除く): 12199679

約数列:

[1, 31, 89, 241, 359, 2759, 7471, 11129, 21449, 31951, 86519, 664919, 990481, 2682089, 7700191, 238705921]

約数ペア:

[(1, 238705921), (31, 7700191), (89, 2682089), (241, 990481), (359, 664919), (2759, 86519), (7471, 31951), (11129, 21449)]