12512871

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1$

素因数の和:236

約数の個数: 48

約数和(自身を含む): 21964800

約数和(自身を除く): 9451929

約数列:

[1, 3, 7, 9, 21, 31, 43, 63, 93, 129, 149, 217, 279, 301, 387, 447, 651, 903, 1043, 1333, 1341, 1953, 2709, 3129, 3999, 4619, 6407, 9331, 9387, 11997, 13857, 19221, 27993, 32333, 41571, 44849, 57663, 83979, 96999, 134547, 198617, 290997, 403641, 595851, 1390319, 1787553, 4170957, 12512871]

約数ペア:

[(1, 12512871), (3, 4170957), (7, 1787553), (9, 1390319), (21, 595851), (31, 403641), (43, 290997), (63, 198617), (93, 134547), (129, 96999), (149, 83979), (217, 57663), (279, 44849), (301, 41571), (387, 32333), (447, 27993), (651, 19221), (903, 13857), (1043, 11997), (1333, 9387), (1341, 9331), (1953, 6407), (2709, 4619), (3129, 3999)]