1298996894

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1\times {\mathrm{317}}^1$

素因数の和:549

約数の個数: 64

約数和(自身を含む): 2277144576

約数和(自身を除く): 978147682

約数列:

[1, 2, 13, 17, 26, 34, 73, 127, 146, 221, 254, 317, 442, 634, 949, 1241, 1651, 1898, 2159, 2482, 3302, 4121, 4318, 5389, 8242, 9271, 10778, 16133, 18542, 23141, 28067, 32266, 40259, 46282, 56134, 70057, 80518, 120523, 140114, 157607, 241046, 300833, 315214, 393397, 523367, 601666, 684403, 786794, 1046734, 1368806, 2048891, 2938907, 4097782, 5114161, 5877814, 8897239, 10228322, 17794478, 38205791, 49961419, 76411582, 99922838, 649498447, 1298996894]

約数ペア:

[(1, 1298996894), (2, 649498447), (13, 99922838), (17, 76411582), (26, 49961419), (34, 38205791), (73, 17794478), (127, 10228322), (146, 8897239), (221, 5877814), (254, 5114161), (317, 4097782), (442, 2938907), (634, 2048891), (949, 1368806), (1241, 1046734), (1651, 786794), (1898, 684403), (2159, 601666), (2482, 523367), (3302, 393397), (4121, 315214), (4318, 300833), (5389, 241046), (8242, 157607), (9271, 140114), (10778, 120523), (16133, 80518), (18542, 70057), (23141, 56134), (28067, 46282), (32266, 40259)]