1387661044

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{4505393}}^1$

素因数の和:4505415

約数の個数: 24

約数和(自身を含む): 3027624768

約数和(自身を除く): 1639963724

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 4505393, 9010786, 18021572, 31537751, 49559323, 63075502, 99118646, 126151004, 198237292, 346915261, 693830522, 1387661044]

約数ペア:

[(1, 1387661044), (2, 693830522), (4, 346915261), (7, 198237292), (11, 126151004), (14, 99118646), (22, 63075502), (28, 49559323), (44, 31537751), (77, 18021572), (154, 9010786), (308, 4505393)]