201789492

素因数分解:

$2^2\times 3^1\times {\mathrm{137}}^1\times {\mathrm{122743}}^1$

素因数の和:122887

約数の個数: 24

約数和(自身を含む): 474282816

約数和(自身を除く): 272493324

約数列:

[1, 2, 3, 4, 6, 12, 137, 274, 411, 548, 822, 1644, 122743, 245486, 368229, 490972, 736458, 1472916, 16815791, 33631582, 50447373, 67263164, 100894746, 201789492]

約数ペア:

[(1, 201789492), (2, 100894746), (3, 67263164), (4, 50447373), (6, 33631582), (12, 16815791), (137, 1472916), (274, 736458), (411, 490972), (548, 368229), (822, 245486), (1644, 122743)]