1223344

素因数分解:

$2^4\times {\mathrm{157}}^1\times {\mathrm{487}}^1$

素因数の和:652

約数の個数: 20

約数和(自身を含む): 2390224

約数和(自身を除く): 1166880

約数列:

[1, 2, 4, 8, 16, 157, 314, 487, 628, 974, 1256, 1948, 2512, 3896, 7792, 76459, 152918, 305836, 611672, 1223344]

約数ペア:

[(1, 1223344), (2, 611672), (4, 305836), (8, 152918), (16, 76459), (157, 7792), (314, 3896), (487, 2512), (628, 1948), (974, 1256)]