15511784405

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{2081}}^1\times {\mathrm{2797}}^1$

素因数の和:4937

約数の個数: 32

約数和(自身を含む): 20552138208

約数和(自身を除く): 5040353803

約数列:

[1, 5, 13, 41, 65, 205, 533, 2081, 2665, 2797, 10405, 13985, 27053, 36361, 85321, 114677, 135265, 181805, 426605, 573385, 1109173, 1490801, 5545865, 5820557, 7454005, 29102785, 75667241, 238642837, 378336205, 1193214185, 3102356881, 15511784405]

約数ペア:

[(1, 15511784405), (5, 3102356881), (13, 1193214185), (41, 378336205), (65, 238642837), (205, 75667241), (533, 29102785), (2081, 7454005), (2665, 5820557), (2797, 5545865), (10405, 1490801), (13985, 1109173), (27053, 573385), (36361, 426605), (85321, 181805), (114677, 135265)]