28481390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{601}}^1\times {\mathrm{677}}^1$

素因数の和:1292

約数の個数: 32

約数和(自身を含む): 58774464

約数和(自身を除く): 30293074

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 601, 677, 1202, 1354, 3005, 3385, 4207, 4739, 6010, 6770, 8414, 9478, 21035, 23695, 42070, 47390, 406877, 813754, 2034385, 2848139, 4068770, 5696278, 14240695, 28481390]

約数ペア:

[(1, 28481390), (2, 14240695), (5, 5696278), (7, 4068770), (10, 2848139), (14, 2034385), (35, 813754), (70, 406877), (601, 47390), (677, 42070), (1202, 23695), (1354, 21035), (3005, 9478), (3385, 8414), (4207, 6770), (4739, 6010)]