30197321

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{59}}^1$

素因数の和:134

約数の個数: 48

約数和(自身を含む): 42439680

約数和(自身を除く): 12242359

約数列:

[1, 7, 11, 17, 23, 59, 77, 119, 161, 187, 253, 289, 391, 413, 649, 1003, 1309, 1357, 1771, 2023, 2737, 3179, 4301, 4543, 6647, 7021, 9499, 11033, 14927, 17051, 22253, 23069, 30107, 46529, 73117, 77231, 104489, 119357, 161483, 187561, 253759, 392173, 511819, 1312927, 1776313, 2745211, 4313903, 30197321]

約数ペア:

[(1, 30197321), (7, 4313903), (11, 2745211), (17, 1776313), (23, 1312927), (59, 511819), (77, 392173), (119, 253759), (161, 187561), (187, 161483), (253, 119357), (289, 104489), (391, 77231), (413, 73117), (649, 46529), (1003, 30107), (1309, 23069), (1357, 22253), (1771, 17051), (2023, 14927), (2737, 11033), (3179, 9499), (4301, 7021), (4543, 6647)]