253101849

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{947}}^1$

素因数の和:1070

約数の個数: 64

約数和(自身を含む): 458680320

約数和(自身を除く): 205578471

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 77, 89, 91, 143, 231, 267, 273, 429, 623, 947, 979, 1001, 1157, 1869, 2841, 2937, 3003, 3471, 6629, 6853, 8099, 10417, 12311, 12727, 19887, 20559, 24297, 31251, 36933, 38181, 72919, 84283, 86177, 89089, 135421, 218757, 252849, 258531, 267267, 406263, 589981, 927113, 947947, 1095679, 1769943, 2781339, 2843841, 3287037, 6489791, 7669753, 12052469, 19469373, 23009259, 36157407, 84367283, 253101849]

約数ペア:

[(1, 253101849), (3, 84367283), (7, 36157407), (11, 23009259), (13, 19469373), (21, 12052469), (33, 7669753), (39, 6489791), (77, 3287037), (89, 2843841), (91, 2781339), (143, 1769943), (231, 1095679), (267, 947947), (273, 927113), (429, 589981), (623, 406263), (947, 267267), (979, 258531), (1001, 252849), (1157, 218757), (1869, 135421), (2841, 89089), (2937, 86177), (3003, 84283), (3471, 72919), (6629, 38181), (6853, 36933), (8099, 31251), (10417, 24297), (12311, 20559), (12727, 19887)]