221335876

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{13103}}^1$

素因数の和:13251

約数の個数: 24

約数和(自身を含む): 400667904

約数和(自身を除く): 179332028

約数列:

[1, 2, 4, 41, 82, 103, 164, 206, 412, 4223, 8446, 13103, 16892, 26206, 52412, 537223, 1074446, 1349609, 2148892, 2699218, 5398436, 55333969, 110667938, 221335876]

約数ペア:

[(1, 221335876), (2, 110667938), (4, 55333969), (41, 5398436), (82, 2699218), (103, 2148892), (164, 1349609), (206, 1074446), (412, 537223), (4223, 52412), (8446, 26206), (13103, 16892)]