153909245

素因数分解:

$5^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{5279}}^1$

素因数の和:5322

約数の個数: 32

約数和(自身を含む): 228096000

約数和(自身を除く): 74186755

約数列:

[1, 5, 7, 17, 35, 49, 85, 119, 245, 343, 595, 833, 1715, 4165, 5279, 5831, 26395, 29155, 36953, 89743, 184765, 258671, 448715, 628201, 1293355, 1810697, 3141005, 4397407, 9053485, 21987035, 30781849, 153909245]

約数ペア:

[(1, 153909245), (5, 30781849), (7, 21987035), (17, 9053485), (35, 4397407), (49, 3141005), (85, 1810697), (119, 1293355), (245, 628201), (343, 448715), (595, 258671), (833, 184765), (1715, 89743), (4165, 36953), (5279, 29155), (5831, 26395)]