287884089

素因数分解:

$3^2\times {\mathrm{83}}^1\times {\mathrm{179}}^1\times {\mathrm{2153}}^1$

素因数の和:2421

約数の個数: 24

約数和(自身を含む): 423390240

約数和(自身を除く): 135506151

約数列:

[1, 3, 9, 83, 179, 249, 537, 747, 1611, 2153, 6459, 14857, 19377, 44571, 133713, 178699, 385387, 536097, 1156161, 1608291, 3468483, 31987121, 95961363, 287884089]

約数ペア:

[(1, 287884089), (3, 95961363), (9, 31987121), (83, 3468483), (179, 1608291), (249, 1156161), (537, 536097), (747, 385387), (1611, 178699), (2153, 133713), (6459, 44571), (14857, 19377)]