261567202

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{5237}}^1$

素因数の和:5382

約数の個数: 32

約数和(自身を含む): 451431792

約数和(自身を除く): 189864590

約数列:

[1, 2, 13, 17, 26, 34, 113, 221, 226, 442, 1469, 1921, 2938, 3842, 5237, 10474, 24973, 49946, 68081, 89029, 136162, 178058, 591781, 1157377, 1183562, 2314754, 7693153, 10060277, 15386306, 20120554, 130783601, 261567202]

約数ペア:

[(1, 261567202), (2, 130783601), (13, 20120554), (17, 15386306), (26, 10060277), (34, 7693153), (113, 2314754), (221, 1183562), (226, 1157377), (442, 591781), (1469, 178058), (1921, 136162), (2938, 89029), (3842, 68081), (5237, 49946), (10474, 24973)]