68579217

素因数分解:

$3^6\times 7^1\times {\mathrm{89}}^1\times {\mathrm{151}}^1$

素因数の和:265

約数の個数: 56

約数和(自身を含む): 119617920

約数和(自身を除く): 51038703

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 89, 151, 189, 243, 267, 453, 567, 623, 729, 801, 1057, 1359, 1701, 1869, 2403, 3171, 4077, 5103, 5607, 7209, 9513, 12231, 13439, 16821, 21627, 28539, 36693, 40317, 50463, 64881, 85617, 94073, 110079, 120951, 151389, 256851, 282219, 362853, 454167, 770553, 846657, 1088559, 2539971, 3265677, 7619913, 9797031, 22859739, 68579217]

約数ペア:

[(1, 68579217), (3, 22859739), (7, 9797031), (9, 7619913), (21, 3265677), (27, 2539971), (63, 1088559), (81, 846657), (89, 770553), (151, 454167), (189, 362853), (243, 282219), (267, 256851), (453, 151389), (567, 120951), (623, 110079), (729, 94073), (801, 85617), (1057, 64881), (1359, 50463), (1701, 40317), (1869, 36693), (2403, 28539), (3171, 21627), (4077, 16821), (5103, 13439), (5607, 12231), (7209, 9513)]