29908809

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{20641}}^1$

素因数の和:20677

約数の個数: 24

約数和(自身を含む): 51522432

約数和(自身を除く): 21613623

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 1449, 20641, 61923, 144487, 185769, 433461, 474743, 1300383, 1424229, 3323201, 4272687, 9969603, 29908809]

約数ペア:

[(1, 29908809), (3, 9969603), (7, 4272687), (9, 3323201), (21, 1424229), (23, 1300383), (63, 474743), (69, 433461), (161, 185769), (207, 144487), (483, 61923), (1449, 20641)]