201426405

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{312289}}^1$

素因数の和:312340

約数の個数: 16

約数和(自身を含む): 329778240

約数和(自身を除く): 128351835

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 312289, 936867, 1561445, 4684335, 13428427, 40285281, 67142135, 201426405]

約数ペア:

[(1, 201426405), (3, 67142135), (5, 40285281), (15, 13428427), (43, 4684335), (129, 1561445), (215, 936867), (645, 312289)]