8312409

素因数分解:

$3^3\times 7^2\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:187

約数の個数: 48

約数和(自身を含む): 14701440

約数和(自身を除く): 6389031

約数列:

[1, 3, 7, 9, 21, 27, 49, 61, 63, 103, 147, 183, 189, 309, 427, 441, 549, 721, 927, 1281, 1323, 1647, 2163, 2781, 2989, 3843, 5047, 6283, 6489, 8967, 11529, 15141, 18849, 19467, 26901, 43981, 45423, 56547, 80703, 131943, 136269, 169641, 307867, 395829, 923601, 1187487, 2770803, 8312409]

約数ペア:

[(1, 8312409), (3, 2770803), (7, 1187487), (9, 923601), (21, 395829), (27, 307867), (49, 169641), (61, 136269), (63, 131943), (103, 80703), (147, 56547), (183, 45423), (189, 43981), (309, 26901), (427, 19467), (441, 18849), (549, 15141), (721, 11529), (927, 8967), (1281, 6489), (1323, 6283), (1647, 5047), (2163, 3843), (2781, 2989)]