1902303

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{229}}^1$

素因数の和:319

約数の個数: 24

約数和(自身を含む): 3013920

約数和(自身を除く): 1111617

約数列:

[1, 3, 9, 13, 39, 71, 117, 213, 229, 639, 687, 923, 2061, 2769, 2977, 8307, 8931, 16259, 26793, 48777, 146331, 211367, 634101, 1902303]

約数ペア:

[(1, 1902303), (3, 634101), (9, 211367), (13, 146331), (39, 48777), (71, 26793), (117, 16259), (213, 8931), (229, 8307), (639, 2977), (687, 2769), (923, 2061)]