12989013516

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{159437}}^1$

素因数の和:159551

約数の個数: 72

約数和(自身を含む): 34356975744

約数和(自身を除く): 21367962228

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 73, 93, 124, 146, 186, 219, 279, 292, 372, 438, 558, 657, 876, 1116, 1314, 2263, 2628, 4526, 6789, 9052, 13578, 20367, 27156, 40734, 81468, 159437, 318874, 478311, 637748, 956622, 1434933, 1913244, 2869866, 4942547, 5739732, 9885094, 11638901, 14827641, 19770188, 23277802, 29655282, 34916703, 44482923, 46555604, 59310564, 69833406, 88965846, 104750109, 139666812, 177931692, 209500218, 360805931, 419000436, 721611862, 1082417793, 1443223724, 2164835586, 3247253379, 4329671172, 6494506758, 12989013516]

約数ペア:

[(1, 12989013516), (2, 6494506758), (3, 4329671172), (4, 3247253379), (6, 2164835586), (9, 1443223724), (12, 1082417793), (18, 721611862), (31, 419000436), (36, 360805931), (62, 209500218), (73, 177931692), (93, 139666812), (124, 104750109), (146, 88965846), (186, 69833406), (219, 59310564), (279, 46555604), (292, 44482923), (372, 34916703), (438, 29655282), (558, 23277802), (657, 19770188), (876, 14827641), (1116, 11638901), (1314, 9885094), (2263, 5739732), (2628, 4942547), (4526, 2869866), (6789, 1913244), (9052, 1434933), (13578, 956622), (20367, 637748), (27156, 478311), (40734, 318874), (81468, 159437)]