668868921

素因数分解:

$3^5\times 7^1\times {\mathrm{271}}^1\times {\mathrm{1451}}^1$

素因数の和:1744

約数の個数: 48

約数和(自身を含む): 1150076928

約数和(自身を除く): 481208007

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 271, 567, 813, 1451, 1701, 1897, 2439, 4353, 5691, 7317, 10157, 13059, 17073, 21951, 30471, 39177, 51219, 65853, 91413, 117531, 153657, 274239, 352593, 393221, 460971, 822717, 1179663, 2468151, 2752547, 3538989, 8257641, 10616967, 24772923, 31850901, 74318769, 95552703, 222956307, 668868921]

約数ペア:

[(1, 668868921), (3, 222956307), (7, 95552703), (9, 74318769), (21, 31850901), (27, 24772923), (63, 10616967), (81, 8257641), (189, 3538989), (243, 2752547), (271, 2468151), (567, 1179663), (813, 822717), (1451, 460971), (1701, 393221), (1897, 352593), (2439, 274239), (4353, 153657), (5691, 117531), (7317, 91413), (10157, 65853), (13059, 51219), (17073, 39177), (21951, 30471)]