16402095

素因数分解:

$3^4\times 5^1\times {\mathrm{40499}}^1$

素因数の和:40516

約数の個数: 20

約数和(自身を含む): 29403000

約数和(自身を除く): 13000905

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 40499, 121497, 202495, 364491, 607485, 1093473, 1822455, 3280419, 5467365, 16402095]

約数ペア:

[(1, 16402095), (3, 5467365), (5, 3280419), (9, 1822455), (15, 1093473), (27, 607485), (45, 364491), (81, 202495), (135, 121497), (405, 40499)]