216882783

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{11807}}^1$

素因数の和:11983

約数の個数: 24

約数和(自身を含む): 339550848

約数和(自身を除く): 122668065

約数列:

[1, 3, 9, 13, 39, 117, 157, 471, 1413, 2041, 6123, 11807, 18369, 35421, 106263, 153491, 460473, 1381419, 1853699, 5561097, 16683291, 24098087, 72294261, 216882783]

約数ペア:

[(1, 216882783), (3, 72294261), (9, 24098087), (13, 16683291), (39, 5561097), (117, 1853699), (157, 1381419), (471, 460473), (1413, 153491), (2041, 106263), (6123, 35421), (11807, 18369)]