247920418

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{173}}^1\times {\mathrm{373}}^1$

素因数の和:678

約数の個数: 32

約数和(自身を含む): 400607856

約数和(自身を除く): 152687438

約数列:

[1, 2, 17, 34, 113, 173, 226, 346, 373, 746, 1921, 2941, 3842, 5882, 6341, 12682, 19549, 39098, 42149, 64529, 84298, 129058, 332333, 664666, 716533, 1096993, 1433066, 2193986, 7291777, 14583554, 123960209, 247920418]

約数ペア:

[(1, 247920418), (2, 123960209), (17, 14583554), (34, 7291777), (113, 2193986), (173, 1433066), (226, 1096993), (346, 716533), (373, 664666), (746, 332333), (1921, 129058), (2941, 84298), (3842, 64529), (5882, 42149), (6341, 39098), (12682, 19549)]