155992005

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{2749}}^1$

素因数の和:2870

約数の個数: 48

約数和(自身を含む): 294294000

約数和(自身を除く): 138301995

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 97, 117, 195, 291, 485, 585, 873, 1261, 1455, 2749, 3783, 4365, 6305, 8247, 11349, 13745, 18915, 24741, 35737, 41235, 56745, 107211, 123705, 178685, 266653, 321633, 536055, 799959, 1333265, 1608165, 2399877, 3466489, 3999795, 10399467, 11999385, 17332445, 31198401, 51997335, 155992005]

約数ペア:

[(1, 155992005), (3, 51997335), (5, 31198401), (9, 17332445), (13, 11999385), (15, 10399467), (39, 3999795), (45, 3466489), (65, 2399877), (97, 1608165), (117, 1333265), (195, 799959), (291, 536055), (485, 321633), (585, 266653), (873, 178685), (1261, 123705), (1455, 107211), (2749, 56745), (3783, 41235), (4365, 35737), (6305, 24741), (8247, 18915), (11349, 13745)]