201639477

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{137}}^1\times {\mathrm{2903}}^1$

素因数の和:3069

約数の個数: 24

約数和(自身を含む): 293350464

約数和(自身を除く): 91710987

約数列:

[1, 3, 13, 39, 137, 169, 411, 507, 1781, 2903, 5343, 8709, 23153, 37739, 69459, 113217, 397711, 490607, 1193133, 1471821, 5170243, 15510729, 67213159, 201639477]

約数ペア:

[(1, 201639477), (3, 67213159), (13, 15510729), (39, 5170243), (137, 1471821), (169, 1193133), (411, 490607), (507, 397711), (1781, 113217), (2903, 69459), (5343, 37739), (8709, 23153)]