16728670

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{353}}^1\times {\mathrm{677}}^1$

素因数の和:1044

約数の個数: 32

約数和(自身を含む): 34561728

約数和(自身を除く): 17833058

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 353, 677, 706, 1354, 1765, 2471, 3385, 3530, 4739, 4942, 6770, 9478, 12355, 23695, 24710, 47390, 238981, 477962, 1194905, 1672867, 2389810, 3345734, 8364335, 16728670]

約数ペア:

[(1, 16728670), (2, 8364335), (5, 3345734), (7, 2389810), (10, 1672867), (14, 1194905), (35, 477962), (70, 238981), (353, 47390), (677, 24710), (706, 23695), (1354, 12355), (1765, 9478), (2471, 6770), (3385, 4942), (3530, 4739)]