128628626

素因数分解:

$2^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{21517}}^1$

素因数の和:21594

約数の個数: 24

約数和(自身を含む): 228133836

約数和(自身を除く): 99505210

約数列:

[1, 2, 7, 14, 49, 61, 98, 122, 427, 854, 2989, 5978, 21517, 43034, 150619, 301238, 1054333, 1312537, 2108666, 2625074, 9187759, 18375518, 64314313, 128628626]

約数ペア:

[(1, 128628626), (2, 64314313), (7, 18375518), (14, 9187759), (49, 2625074), (61, 2108666), (98, 1312537), (122, 1054333), (427, 301238), (854, 150619), (2989, 43034), (5978, 21517)]