203860251

素因数分解:

$3^2\times 7^1\times {\mathrm{727}}^1\times {\mathrm{4451}}^1$

素因数の和:5191

約数の個数: 24

約数和(自身を含む): 337069824

約数和(自身を除く): 133209573

約数列:

[1, 3, 7, 9, 21, 63, 727, 2181, 4451, 5089, 6543, 13353, 15267, 31157, 40059, 45801, 93471, 280413, 3235877, 9707631, 22651139, 29122893, 67953417, 203860251]

約数ペア:

[(1, 203860251), (3, 67953417), (7, 29122893), (9, 22651139), (21, 9707631), (63, 3235877), (727, 280413), (2181, 93471), (4451, 45801), (5089, 40059), (6543, 31157), (13353, 15267)]