16990675

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2273}}^1$

素因数の和:2319

約数の個数: 24

約数和(自身を含む): 23685984

約数和(自身を除く): 6695309

約数列:

[1, 5, 13, 23, 25, 65, 115, 299, 325, 575, 1495, 2273, 7475, 11365, 29549, 52279, 56825, 147745, 261395, 679627, 738725, 1306975, 3398135, 16990675]

約数ペア:

[(1, 16990675), (5, 3398135), (13, 1306975), (23, 738725), (25, 679627), (65, 261395), (115, 147745), (299, 56825), (325, 52279), (575, 29549), (1495, 11365), (2273, 7475)]