73972479

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{571}}^1$

素因数の和:811

約数の個数: 32

約数和(自身を含む): 117145600

約数和(自身を除く): 43173121

約数列:

[1, 3, 7, 21, 31, 93, 199, 217, 571, 597, 651, 1393, 1713, 3997, 4179, 6169, 11991, 17701, 18507, 43183, 53103, 113629, 123907, 129549, 340887, 371721, 795403, 2386209, 3522499, 10567497, 24657493, 73972479]

約数ペア:

[(1, 73972479), (3, 24657493), (7, 10567497), (21, 3522499), (31, 2386209), (93, 795403), (199, 371721), (217, 340887), (571, 129549), (597, 123907), (651, 113629), (1393, 53103), (1713, 43183), (3997, 18507), (4179, 17701), (6169, 11991)]