82721877

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{1373}}^1$

素因数の和:1553

約数の個数: 32

約数和(自身を含む): 133662720

約数和(自身を除く): 50940843

約数列:

[1, 3, 7, 19, 21, 57, 133, 151, 399, 453, 1057, 1373, 2869, 3171, 4119, 8607, 9611, 20083, 26087, 28833, 60249, 78261, 182609, 207323, 547827, 621969, 1451261, 3939137, 4353783, 11817411, 27573959, 82721877]

約数ペア:

[(1, 82721877), (3, 27573959), (7, 11817411), (19, 4353783), (21, 3939137), (57, 1451261), (133, 621969), (151, 547827), (399, 207323), (453, 182609), (1057, 78261), (1373, 60249), (2869, 28833), (3171, 26087), (4119, 20083), (8607, 9611)]