279888966

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{331}}^1\times {\mathrm{2237}}^1$

素因数の和:2586

約数の個数: 64

約数和(自身を含む): 713295360

約数和(自身を除く): 433406394

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 331, 378, 662, 993, 1986, 2237, 2317, 2979, 4474, 4634, 5958, 6711, 6951, 8937, 13422, 13902, 15659, 17874, 20133, 20853, 31318, 40266, 41706, 46977, 60399, 62559, 93954, 120798, 125118, 140931, 281862, 422793, 740447, 845586, 1480894, 2221341, 4442682, 5183129, 6664023, 10366258, 13328046, 15549387, 19992069, 31098774, 39984138, 46648161, 93296322, 139944483, 279888966]

約数ペア:

[(1, 279888966), (2, 139944483), (3, 93296322), (6, 46648161), (7, 39984138), (9, 31098774), (14, 19992069), (18, 15549387), (21, 13328046), (27, 10366258), (42, 6664023), (54, 5183129), (63, 4442682), (126, 2221341), (189, 1480894), (331, 845586), (378, 740447), (662, 422793), (993, 281862), (1986, 140931), (2237, 125118), (2317, 120798), (2979, 93954), (4474, 62559), (4634, 60399), (5958, 46977), (6711, 41706), (6951, 40266), (8937, 31318), (13422, 20853), (13902, 20133), (15659, 17874)]