221525912

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{1628867}}^1$

素因数の和:1628890

約数の個数: 16

約数和(自身を含む): 439794360

約数和(自身を除く): 218268448

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 1628867, 3257734, 6515468, 13030936, 27690739, 55381478, 110762956, 221525912]

約数ペア:

[(1, 221525912), (2, 110762956), (4, 55381478), (8, 27690739), (17, 13030936), (34, 6515468), (68, 3257734), (136, 1628867)]