1187487

素因数分解:

$3^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:180

約数の個数: 32

約数和(自身を含む): 2063360

約数和(自身を除く): 875873

約数列:

[1, 3, 7, 9, 21, 27, 61, 63, 103, 183, 189, 309, 427, 549, 721, 927, 1281, 1647, 2163, 2781, 3843, 6283, 6489, 11529, 18849, 19467, 43981, 56547, 131943, 169641, 395829, 1187487]

約数ペア:

[(1, 1187487), (3, 395829), (7, 169641), (9, 131943), (21, 56547), (27, 43981), (61, 19467), (63, 18849), (103, 11529), (183, 6489), (189, 6283), (309, 3843), (427, 2781), (549, 2163), (721, 1647), (927, 1281)]