198233469

素因数分解:

$3^2\times 7^2\times {\mathrm{61}}^1\times {\mathrm{7369}}^1$

素因数の和:7450

約数の個数: 36

約数和(自身を含む): 338592540

約数和(自身を除く): 140359071

約数列:

[1, 3, 7, 9, 21, 49, 61, 63, 147, 183, 427, 441, 549, 1281, 2989, 3843, 7369, 8967, 22107, 26901, 51583, 66321, 154749, 361081, 449509, 464247, 1083243, 1348527, 3146563, 3249729, 4045581, 9439689, 22025941, 28319067, 66077823, 198233469]

約数ペア:

[(1, 198233469), (3, 66077823), (7, 28319067), (9, 22025941), (21, 9439689), (49, 4045581), (61, 3249729), (63, 3146563), (147, 1348527), (183, 1083243), (427, 464247), (441, 449509), (549, 361081), (1281, 154749), (2989, 66321), (3843, 51583), (7369, 26901), (8967, 22107)]