2656731

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:112

約数の個数: 48

約数和(自身を含む): 4727808

約数和(自身を除く): 2071077

約数列:

[1, 3, 7, 11, 21, 31, 33, 49, 53, 77, 93, 147, 159, 217, 231, 341, 371, 539, 583, 651, 1023, 1113, 1519, 1617, 1643, 1749, 2387, 2597, 4081, 4557, 4929, 7161, 7791, 11501, 12243, 16709, 18073, 28567, 34503, 50127, 54219, 80507, 85701, 126511, 241521, 379533, 885577, 2656731]

約数ペア:

[(1, 2656731), (3, 885577), (7, 379533), (11, 241521), (21, 126511), (31, 85701), (33, 80507), (49, 54219), (53, 50127), (77, 34503), (93, 28567), (147, 18073), (159, 16709), (217, 12243), (231, 11501), (341, 7791), (371, 7161), (539, 4929), (583, 4557), (651, 4081), (1023, 2597), (1113, 2387), (1519, 1749), (1617, 1643)]