12815978

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{349}}^1$

素因数の和:462

約数の個数: 32

約数和(自身を含む): 22915200

約数和(自身を除く): 10099222

約数列:

[1, 2, 7, 14, 43, 61, 86, 122, 301, 349, 427, 602, 698, 854, 2443, 2623, 4886, 5246, 15007, 18361, 21289, 30014, 36722, 42578, 105049, 149023, 210098, 298046, 915427, 1830854, 6407989, 12815978]

約数ペア:

[(1, 12815978), (2, 6407989), (7, 1830854), (14, 915427), (43, 298046), (61, 210098), (86, 149023), (122, 105049), (301, 42578), (349, 36722), (427, 30014), (602, 21289), (698, 18361), (854, 15007), (2443, 5246), (2623, 4886)]