1668752739

素因数分解:

$3^3\times {\mathrm{179}}^1\times {\mathrm{487}}^1\times {\mathrm{709}}^1$

素因数の和:1384

約数の個数: 32

約数和(自身を含む): 2494656000

約数和(自身を除く): 825903261

約数列:

[1, 3, 9, 27, 179, 487, 537, 709, 1461, 1611, 2127, 4383, 4833, 6381, 13149, 19143, 87173, 126911, 261519, 345283, 380733, 784557, 1035849, 1142199, 2353671, 3107547, 3426597, 9322641, 61805657, 185416971, 556250913, 1668752739]

約数ペア:

[(1, 1668752739), (3, 556250913), (9, 185416971), (27, 61805657), (179, 9322641), (487, 3426597), (537, 3107547), (709, 2353671), (1461, 1142199), (1611, 1035849), (2127, 784557), (4383, 380733), (4833, 345283), (6381, 261519), (13149, 126911), (19143, 87173)]