135357145

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{20681}}^1$

素因数の和:20721

約数の個数: 32

約数和(自身を含む): 214430976

約数和(自身を除く): 79073831

約数列:

[1, 5, 7, 11, 17, 35, 55, 77, 85, 119, 187, 385, 595, 935, 1309, 6545, 20681, 103405, 144767, 227491, 351577, 723835, 1137455, 1592437, 1757885, 2461039, 3867347, 7962185, 12305195, 19336735, 27071429, 135357145]

約数ペア:

[(1, 135357145), (5, 27071429), (7, 19336735), (11, 12305195), (17, 7962185), (35, 3867347), (55, 2461039), (77, 1757885), (85, 1592437), (119, 1137455), (187, 723835), (385, 351577), (595, 227491), (935, 144767), (1309, 103405), (6545, 20681)]