2802121

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{349}}^1$

素因数の和:424

約数の個数: 16

約数和(自身を含む): 3404800

約数和(自身を除く): 602679

約数列:

[1, 7, 31, 37, 217, 259, 349, 1147, 2443, 8029, 10819, 12913, 75733, 90391, 400303, 2802121]

約数ペア:

[(1, 2802121), (7, 400303), (31, 90391), (37, 75733), (217, 12913), (259, 10819), (349, 8029), (1147, 2443)]