328473579

素因数分解:

$3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{199}}^1\times {\mathrm{947}}^1$

素因数の和:1239

約数の個数: 32

約数和(自身を含む): 509644800

約数和(自身を除く): 181171221

約数列:

[1, 3, 7, 21, 83, 199, 249, 581, 597, 947, 1393, 1743, 2841, 4179, 6629, 16517, 19887, 49551, 78601, 115619, 188453, 235803, 346857, 550207, 565359, 1319171, 1650621, 3957513, 15641599, 46924797, 109491193, 328473579]

約数ペア:

[(1, 328473579), (3, 109491193), (7, 46924797), (21, 15641599), (83, 3957513), (199, 1650621), (249, 1319171), (581, 565359), (597, 550207), (947, 346857), (1393, 235803), (1743, 188453), (2841, 115619), (4179, 78601), (6629, 49551), (16517, 19887)]