189597891

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1\times {\mathrm{1283}}^1$

素因数の和:1551

約数の個数: 32

約数和(自身を含む): 299778048

約数和(自身を除く): 110180157

約数列:

[1, 3, 7, 21, 31, 93, 217, 227, 651, 681, 1283, 1589, 3849, 4767, 7037, 8981, 21111, 26943, 39773, 49259, 119319, 147777, 278411, 291241, 835233, 873723, 2038687, 6116061, 9028471, 27085413, 63199297, 189597891]

約数ペア:

[(1, 189597891), (3, 63199297), (7, 27085413), (21, 9028471), (31, 6116061), (93, 2038687), (217, 873723), (227, 835233), (651, 291241), (681, 278411), (1283, 147777), (1589, 119319), (3849, 49259), (4767, 39773), (7037, 26943), (8981, 21111)]