78971408

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{170197}}^1$

素因数の和:170234

約数の個数: 20

約数和(自身を含む): 158284140

約数和(自身を除く): 79312732

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 170197, 340394, 680788, 1361576, 2723152, 4935713, 9871426, 19742852, 39485704, 78971408]

約数ペア:

[(1, 78971408), (2, 39485704), (4, 19742852), (8, 9871426), (16, 4935713), (29, 2723152), (58, 1361576), (116, 680788), (232, 340394), (464, 170197)]