1216795978

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{113}}^1\times {\mathrm{163}}^1$

素因数の和:391

約数の個数: 64

約数和(自身を含む): 2059551360

約数和(自身を除く): 842755382

約数列:

[1, 2, 17, 29, 34, 58, 67, 113, 134, 163, 226, 326, 493, 986, 1139, 1921, 1943, 2278, 2771, 3277, 3842, 3886, 4727, 5542, 6554, 7571, 9454, 10921, 15142, 18419, 21842, 33031, 36838, 55709, 66062, 80359, 111418, 128707, 160718, 185657, 219559, 257414, 313123, 316709, 371314, 439118, 534151, 626246, 633418, 1068302, 1234073, 2468146, 3732503, 5384053, 7465006, 9080567, 10768106, 18161134, 20979241, 35788117, 41958482, 71576234, 608397989, 1216795978]

約数ペア:

[(1, 1216795978), (2, 608397989), (17, 71576234), (29, 41958482), (34, 35788117), (58, 20979241), (67, 18161134), (113, 10768106), (134, 9080567), (163, 7465006), (226, 5384053), (326, 3732503), (493, 2468146), (986, 1234073), (1139, 1068302), (1921, 633418), (1943, 626246), (2278, 534151), (2771, 439118), (3277, 371314), (3842, 316709), (3886, 313123), (4727, 257414), (5542, 219559), (6554, 185657), (7571, 160718), (9454, 128707), (10921, 111418), (15142, 80359), (18419, 66062), (21842, 55709), (33031, 36838)]