201807405

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{2671}}^1$

素因数の和:2778

約数の個数: 48

約数和(自身を含む): 370146816

約数和(自身を除く): 168339411

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 73, 115, 207, 219, 345, 365, 657, 1035, 1095, 1679, 2671, 3285, 5037, 8013, 8395, 13355, 15111, 24039, 25185, 40065, 61433, 75555, 120195, 184299, 194983, 307165, 552897, 584949, 921495, 974915, 1754847, 2764485, 2924745, 4484609, 8774235, 13453827, 22423045, 40361481, 67269135, 201807405]

約数ペア:

[(1, 201807405), (3, 67269135), (5, 40361481), (9, 22423045), (15, 13453827), (23, 8774235), (45, 4484609), (69, 2924745), (73, 2764485), (115, 1754847), (207, 974915), (219, 921495), (345, 584949), (365, 552897), (657, 307165), (1035, 194983), (1095, 184299), (1679, 120195), (2671, 75555), (3285, 61433), (5037, 40065), (8013, 25185), (8395, 24039), (13355, 15111)]