223291209

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1\times {\mathrm{353}}^1$

素因数の和:609

約数の個数: 32

約数和(自身を含む): 322168320

約数和(自身を除く): 98877111

約数列:

[1, 3, 17, 51, 79, 157, 237, 353, 471, 1059, 1343, 2669, 4029, 6001, 8007, 12403, 18003, 27887, 37209, 55421, 83661, 166263, 210851, 474079, 632553, 942157, 1422237, 2826471, 4378259, 13134777, 74430403, 223291209]

約数ペア:

[(1, 223291209), (3, 74430403), (17, 13134777), (51, 4378259), (79, 2826471), (157, 1422237), (237, 942157), (353, 632553), (471, 474079), (1059, 210851), (1343, 166263), (2669, 83661), (4029, 55421), (6001, 37209), (8007, 27887), (12403, 18003)]