28952679

素因数分解:

$3^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{2213}}^1$

素因数の和:2319

約数の個数: 24

約数和(自身を含む): 45431280

約数和(自身を除く): 16478601

約数列:

[1, 3, 7, 21, 49, 89, 147, 267, 623, 1869, 2213, 4361, 6639, 13083, 15491, 46473, 108437, 196957, 325311, 590871, 1378699, 4136097, 9650893, 28952679]

約数ペア:

[(1, 28952679), (3, 9650893), (7, 4136097), (21, 1378699), (49, 590871), (89, 325311), (147, 196957), (267, 108437), (623, 46473), (1869, 15491), (2213, 13083), (4361, 6639)]