138889108

素因数分解:

$2^2\times {\mathrm{109}}^1\times {\mathrm{157}}^1\times {\mathrm{2029}}^1$

素因数の和:2299

約数の個数: 24

約数和(自身を含む): 246969800

約数和(自身を除く): 108080692

約数列:

[1, 2, 4, 109, 157, 218, 314, 436, 628, 2029, 4058, 8116, 17113, 34226, 68452, 221161, 318553, 442322, 637106, 884644, 1274212, 34722277, 69444554, 138889108]

約数ペア:

[(1, 138889108), (2, 69444554), (4, 34722277), (109, 1274212), (157, 884644), (218, 637106), (314, 442322), (436, 318553), (628, 221161), (2029, 68452), (4058, 34226), (8116, 17113)]