217878768

素因数分解:

$2^4\times 3^3\times {\mathrm{504349}}^1$

素因数の和:504366

約数の個数: 40

約数和(自身を含む): 625394000

約数和(自身を除く): 407515232

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 432, 504349, 1008698, 1513047, 2017396, 3026094, 4034792, 4539141, 6052188, 8069584, 9078282, 12104376, 13617423, 18156564, 24208752, 27234846, 36313128, 54469692, 72626256, 108939384, 217878768]

約数ペア:

[(1, 217878768), (2, 108939384), (3, 72626256), (4, 54469692), (6, 36313128), (8, 27234846), (9, 24208752), (12, 18156564), (16, 13617423), (18, 12104376), (24, 9078282), (27, 8069584), (36, 6052188), (48, 4539141), (54, 4034792), (72, 3026094), (108, 2017396), (144, 1513047), (216, 1008698), (432, 504349)]