71721090

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{113843}}^1$

素因数の和:113863

約数の個数: 48

約数和(自身を含む): 213115968

約数和(自身を除く): 141394878

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 113843, 227686, 341529, 569215, 683058, 796901, 1024587, 1138430, 1593802, 1707645, 2049174, 2390703, 3415290, 3984505, 4781406, 5122935, 7172109, 7969010, 10245870, 11953515, 14344218, 23907030, 35860545, 71721090]

約数ペア:

[(1, 71721090), (2, 35860545), (3, 23907030), (5, 14344218), (6, 11953515), (7, 10245870), (9, 7969010), (10, 7172109), (14, 5122935), (15, 4781406), (18, 3984505), (21, 3415290), (30, 2390703), (35, 2049174), (42, 1707645), (45, 1593802), (63, 1138430), (70, 1024587), (90, 796901), (105, 683058), (126, 569215), (210, 341529), (315, 227686), (630, 113843)]