74777390

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{439867}}^1$

素因数の和:439891

約数の個数: 16

約数和(自身を含む): 142517232

約数和(自身を除く): 67739842

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 439867, 879734, 2199335, 4398670, 7477739, 14955478, 37388695, 74777390]

約数ペア:

[(1, 74777390), (2, 37388695), (5, 14955478), (10, 7477739), (17, 4398670), (34, 2199335), (85, 879734), (170, 439867)]