1268294013

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{557}}^1\times {\mathrm{769}}^1$

素因数の和:1386

約数の個数: 48

約数和(自身を含む): 2144862720

約数和(自身を除く): 876568707

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 329, 423, 557, 769, 987, 1671, 2307, 2961, 3899, 5013, 5383, 6921, 11697, 16149, 26179, 35091, 36143, 48447, 78537, 108429, 183253, 235611, 253001, 325287, 428333, 549759, 759003, 1284999, 1649277, 2277009, 2998331, 3854997, 8994993, 20131651, 26984979, 60394953, 140921557, 181184859, 422764671, 1268294013]

約数ペア:

[(1, 1268294013), (3, 422764671), (7, 181184859), (9, 140921557), (21, 60394953), (47, 26984979), (63, 20131651), (141, 8994993), (329, 3854997), (423, 2998331), (557, 2277009), (769, 1649277), (987, 1284999), (1671, 759003), (2307, 549759), (2961, 428333), (3899, 325287), (5013, 253001), (5383, 235611), (6921, 183253), (11697, 108429), (16149, 78537), (26179, 48447), (35091, 36143)]