20151004881

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{349}}^1\times {\mathrm{691}}^1$

素因数の和:1246

約数の個数: 64

約数和(自身を含む): 32365670400

約数和(自身を除く): 12214665519

約数列:

[1, 3, 7, 21, 23, 69, 161, 173, 349, 483, 519, 691, 1047, 1211, 2073, 2443, 3633, 3979, 4837, 7329, 8027, 11937, 14511, 15893, 24081, 27853, 47679, 56189, 60377, 83559, 111251, 119543, 168567, 181131, 241159, 333753, 358629, 422639, 723477, 836801, 1267917, 1388671, 1688113, 2510403, 2749489, 4166013, 5064339, 5546657, 8248467, 9720697, 16639971, 19246423, 29162091, 38826599, 41720507, 57739269, 116479797, 125161521, 292043549, 876130647, 959571661, 2878714983, 6717001627, 20151004881]

約数ペア:

[(1, 20151004881), (3, 6717001627), (7, 2878714983), (21, 959571661), (23, 876130647), (69, 292043549), (161, 125161521), (173, 116479797), (349, 57739269), (483, 41720507), (519, 38826599), (691, 29162091), (1047, 19246423), (1211, 16639971), (2073, 9720697), (2443, 8248467), (3633, 5546657), (3979, 5064339), (4837, 4166013), (7329, 2749489), (8027, 2510403), (11937, 1688113), (14511, 1388671), (15893, 1267917), (24081, 836801), (27853, 723477), (47679, 422639), (56189, 358629), (60377, 333753), (83559, 241159), (111251, 181131), (119543, 168567)]