222031256

素因数分解:

$2^3\times {\mathrm{109}}^1\times {\mathrm{254623}}^1$

素因数の和:254738

約数の個数: 16

約数和(自身を含む): 420129600

約数和(自身を除く): 198098344

約数列:

[1, 2, 4, 8, 109, 218, 436, 872, 254623, 509246, 1018492, 2036984, 27753907, 55507814, 111015628, 222031256]

約数ペア:

[(1, 222031256), (2, 111015628), (4, 55507814), (8, 27753907), (109, 2036984), (218, 1018492), (436, 509246), (872, 254623)]