201858885

素因数分解:

$3^5\times 5^1\times {\mathrm{103}}^1\times {\mathrm{1613}}^1$

素因数の和:1736

約数の個数: 48

約数和(自身を含む): 366597504

約数和(自身を除く): 164738619

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 103, 135, 243, 309, 405, 515, 927, 1215, 1545, 1613, 2781, 4635, 4839, 8065, 8343, 13905, 14517, 24195, 25029, 41715, 43551, 72585, 125145, 130653, 166139, 217755, 391959, 498417, 653265, 830695, 1495251, 1959795, 2492085, 4485753, 7476255, 13457259, 22428765, 40371777, 67286295, 201858885]

約数ペア:

[(1, 201858885), (3, 67286295), (5, 40371777), (9, 22428765), (15, 13457259), (27, 7476255), (45, 4485753), (81, 2492085), (103, 1959795), (135, 1495251), (243, 830695), (309, 653265), (405, 498417), (515, 391959), (927, 217755), (1215, 166139), (1545, 130653), (1613, 125145), (2781, 72585), (4635, 43551), (4839, 41715), (8065, 25029), (8343, 24195), (13905, 14517)]