61990359

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{397}}^1$

素因数の和:527

約数の個数: 32

約数和(自身を含む): 90476544

約数和(自身を除く): 28486185

約数列:

[1, 3, 23, 31, 69, 73, 93, 219, 397, 713, 1191, 1679, 2139, 2263, 5037, 6789, 9131, 12307, 27393, 28981, 36921, 52049, 86943, 156147, 283061, 666563, 849183, 898411, 1999689, 2695233, 20663453, 61990359]

約数ペア:

[(1, 61990359), (3, 20663453), (23, 2695233), (31, 1999689), (69, 898411), (73, 849183), (93, 666563), (219, 283061), (397, 156147), (713, 86943), (1191, 52049), (1679, 36921), (2139, 28981), (2263, 27393), (5037, 12307), (6789, 9131)]