215705567

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^2\times {\mathrm{3331}}^1$

素因数の和:3407

約数の個数: 24

約数和(自身を含む): 278608512

約数和(自身を除く): 62902945

約数列:

[1, 7, 11, 29, 77, 203, 319, 841, 2233, 3331, 5887, 9251, 23317, 36641, 64757, 96599, 256487, 676193, 1062589, 2801371, 7438123, 19609597, 30815081, 215705567]

約数ペア:

[(1, 215705567), (7, 30815081), (11, 19609597), (29, 7438123), (77, 2801371), (203, 1062589), (319, 676193), (841, 256487), (2233, 96599), (3331, 64757), (5887, 36641), (9251, 23317)]