221497696

素因数分解:

$2^5\times 7^1\times {\mathrm{988829}}^1$

素因数の和:988846

約数の個数: 24

約数和(自身を含む): 498370320

約数和(自身を除く): 276872624

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 988829, 1977658, 3955316, 6921803, 7910632, 13843606, 15821264, 27687212, 31642528, 55374424, 110748848, 221497696]

約数ペア:

[(1, 221497696), (2, 110748848), (4, 55374424), (7, 31642528), (8, 27687212), (14, 15821264), (16, 13843606), (28, 7910632), (32, 6921803), (56, 3955316), (112, 1977658), (224, 988829)]