228766187545

素因数分解:

$5^1\times 7^4\times {\mathrm{19055909}}^1$

素因数の和:19055942

約数の個数: 20

約数和(自身を含む): 320253623460

約数和(自身を除く): 91487435915

約数列:

[1, 5, 7, 35, 49, 245, 343, 1715, 2401, 12005, 19055909, 95279545, 133391363, 666956815, 933739541, 4668697705, 6536176787, 32680883935, 45753237509, 228766187545]

約数ペア:

[(1, 228766187545), (5, 45753237509), (7, 32680883935), (35, 6536176787), (49, 4668697705), (245, 933739541), (343, 666956815), (1715, 133391363), (2401, 95279545), (12005, 19055909)]