870828777

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{89}}^1\times {\mathrm{919}}^1$

素因数の和:1047

約数の個数: 72

約数和(自身を含む): 1575849600

約数和(自身を除く): 705020823

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 89, 91, 117, 169, 267, 273, 507, 623, 801, 819, 919, 1157, 1183, 1521, 1869, 2757, 3471, 3549, 5607, 6433, 8099, 8271, 10413, 10647, 11947, 15041, 19299, 24297, 35841, 45123, 57897, 72891, 81791, 83629, 105287, 107523, 135369, 155311, 245373, 250887, 315861, 465933, 572537, 736119, 752661, 947583, 1063283, 1087177, 1397799, 1717611, 3189849, 3261531, 5152833, 7442981, 9569547, 9784593, 13822679, 22328943, 41468037, 66986829, 96758753, 124404111, 290276259, 870828777]

約数ペア:

[(1, 870828777), (3, 290276259), (7, 124404111), (9, 96758753), (13, 66986829), (21, 41468037), (39, 22328943), (63, 13822679), (89, 9784593), (91, 9569547), (117, 7442981), (169, 5152833), (267, 3261531), (273, 3189849), (507, 1717611), (623, 1397799), (801, 1087177), (819, 1063283), (919, 947583), (1157, 752661), (1183, 736119), (1521, 572537), (1869, 465933), (2757, 315861), (3471, 250887), (3549, 245373), (5607, 155311), (6433, 135369), (8099, 107523), (8271, 105287), (10413, 83629), (10647, 81791), (11947, 72891), (15041, 57897), (19299, 45123), (24297, 35841)]