201516788

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{349}}^1\times {\mathrm{1193}}^1$

素因数の和:1568

約数の個数: 36

約数和(自身を含む): 389064900

約数和(自身を除く): 187548112

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 349, 484, 698, 1193, 1396, 2386, 3839, 4772, 7678, 13123, 15356, 26246, 42229, 52492, 84458, 144353, 168916, 288706, 416357, 577412, 832714, 1665428, 4579927, 9159854, 18319708, 50379197, 100758394, 201516788]

約数ペア:

[(1, 201516788), (2, 100758394), (4, 50379197), (11, 18319708), (22, 9159854), (44, 4579927), (121, 1665428), (242, 832714), (349, 577412), (484, 416357), (698, 288706), (1193, 168916), (1396, 144353), (2386, 84458), (3839, 52492), (4772, 42229), (7678, 26246), (13123, 15356)]