247928516

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{512249}}^1$

素因数の和:512275

約数の個数: 18

約数和(自身を含む): 476904750

約数和(自身を除く): 228976234

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 512249, 1024498, 2048996, 5634739, 11269478, 22538956, 61982129, 123964258, 247928516]

約数ペア:

[(1, 247928516), (2, 123964258), (4, 61982129), (11, 22538956), (22, 11269478), (44, 5634739), (121, 2048996), (242, 1024498), (484, 512249)]