201526821

素因数分解:

$3^2\times {\mathrm{67}}^1\times {\mathrm{149}}^1\times {\mathrm{2243}}^1$

素因数の和:2465

約数の個数: 24

約数和(自身を含む): 297554400

約数和(自身を除く): 96027579

約数列:

[1, 3, 9, 67, 149, 201, 447, 603, 1341, 2243, 6729, 9983, 20187, 29949, 89847, 150281, 334207, 450843, 1002621, 1352529, 3007863, 22391869, 67175607, 201526821]

約数ペア:

[(1, 201526821), (3, 67175607), (9, 22391869), (67, 3007863), (149, 1352529), (201, 1002621), (447, 450843), (603, 334207), (1341, 150281), (2243, 89847), (6729, 29949), (9983, 20187)]