253737121

素因数分解:

${\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{293}}^1\times {\mathrm{421}}^1$

素因数の和:753

約数の個数: 24

約数和(自身を含む): 297018792

約数和(自身を除く): 43281671

約数列:

[1, 11, 17, 121, 187, 293, 421, 2057, 3223, 4631, 4981, 7157, 35453, 50941, 54791, 78727, 123353, 602701, 865997, 1356883, 2097001, 14925713, 23067011, 253737121]

約数ペア:

[(1, 253737121), (11, 23067011), (17, 14925713), (121, 2097001), (187, 1356883), (293, 865997), (421, 602701), (2057, 123353), (3223, 78727), (4631, 54791), (4981, 50941), (7157, 35453)]