247802013

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{55849}}^1$

素因数の和:55901

約数の個数: 24

約数和(自身を含む): 392067000

約数和(自身を除く): 144264987

約数列:

[1, 3, 9, 17, 29, 51, 87, 153, 261, 493, 1479, 4437, 55849, 167547, 502641, 949433, 1619621, 2848299, 4858863, 8544897, 14576589, 27533557, 82600671, 247802013]

約数ペア:

[(1, 247802013), (3, 82600671), (9, 27533557), (17, 14576589), (29, 8544897), (51, 4858863), (87, 2848299), (153, 1619621), (261, 949433), (493, 502641), (1479, 167547), (4437, 55849)]