3538140697

素因数分解:

$7^3\times {\mathrm{13}}^1\times {\mathrm{521}}^1\times {\mathrm{1523}}^1$

素因数の和:2078

約数の個数: 32

約数和(自身を含む): 4454956800

約数和(自身を除く): 916816103

約数列:

[1, 7, 13, 49, 91, 343, 521, 637, 1523, 3647, 4459, 6773, 10661, 19799, 25529, 47411, 74627, 138593, 178703, 331877, 522389, 793483, 970151, 2323139, 5554381, 6791057, 10315279, 38880667, 72206953, 272164669, 505448671, 3538140697]

約数ペア:

[(1, 3538140697), (7, 505448671), (13, 272164669), (49, 72206953), (91, 38880667), (343, 10315279), (521, 6791057), (637, 5554381), (1523, 2323139), (3647, 970151), (4459, 793483), (6773, 522389), (10661, 331877), (19799, 178703), (25529, 138593), (47411, 74627)]