78542835

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{106861}}^1$

素因数の和:106883

約数の個数: 24

約数和(自身を含む): 146187216

約数和(自身を除く): 67644381

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 106861, 320583, 534305, 748027, 1602915, 2244081, 3740135, 5236189, 11220405, 15708567, 26180945, 78542835]

約数ペア:

[(1, 78542835), (3, 26180945), (5, 15708567), (7, 11220405), (15, 5236189), (21, 3740135), (35, 2244081), (49, 1602915), (105, 748027), (147, 534305), (245, 320583), (735, 106861)]