216620656

素因数分解:

$2^4\times 7^1\times {\mathrm{1934113}}^1$

素因数の和:1934128

約数の個数: 20

約数和(自身を含む): 479660272

約数和(自身を除く): 263039616

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1934113, 3868226, 7736452, 13538791, 15472904, 27077582, 30945808, 54155164, 108310328, 216620656]

約数ペア:

[(1, 216620656), (2, 108310328), (4, 54155164), (7, 30945808), (8, 27077582), (14, 15472904), (16, 13538791), (28, 7736452), (56, 3868226), (112, 1934113)]