209878572

素因数分解:

$2^2\times 3^1\times {\mathrm{67}}^1\times {\mathrm{261043}}^1$

素因数の和:261117

約数の個数: 24

約数和(自身を含む): 497027776

約数和(自身を除く): 287149204

約数列:

[1, 2, 3, 4, 6, 12, 67, 134, 201, 268, 402, 804, 261043, 522086, 783129, 1044172, 1566258, 3132516, 17489881, 34979762, 52469643, 69959524, 104939286, 209878572]

約数ペア:

[(1, 209878572), (2, 104939286), (3, 69959524), (4, 52469643), (6, 34979762), (12, 17489881), (67, 3132516), (134, 1566258), (201, 1044172), (268, 783129), (402, 522086), (804, 261043)]