79106781

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{419}}^1$

素因数の和:585

約数の個数: 32

約数和(自身を含む): 117411840

約数和(自身を除く): 38305059

約数列:

[1, 3, 13, 39, 47, 103, 141, 309, 419, 611, 1257, 1339, 1833, 4017, 4841, 5447, 14523, 16341, 19693, 43157, 59079, 62933, 129471, 188799, 256009, 561041, 768027, 1683123, 2028379, 6085137, 26368927, 79106781]

約数ペア:

[(1, 79106781), (3, 26368927), (13, 6085137), (39, 2028379), (47, 1683123), (103, 768027), (141, 561041), (309, 256009), (419, 188799), (611, 129471), (1257, 62933), (1339, 59079), (1833, 43157), (4017, 19693), (4841, 16341), (5447, 14523)]