21774505845

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{85390219}}^1$

素因数の和:85390244

約数の個数: 16

約数和(自身を含む): 36888575040

約数和(自身を除く): 15114069195

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 85390219, 256170657, 426951095, 1280853285, 1451633723, 4354901169, 7258168615, 21774505845]

約数ペア:

[(1, 21774505845), (3, 7258168615), (5, 4354901169), (15, 1451633723), (17, 1280853285), (51, 426951095), (85, 256170657), (255, 85390219)]