891424

素因数分解:

$2^5\times {\mathrm{89}}^1\times {\mathrm{313}}^1$

素因数の和:412

約数の個数: 24

約数和(自身を含む): 1780380

約数和(自身を除く): 888956

約数列:

[1, 2, 4, 8, 16, 32, 89, 178, 313, 356, 626, 712, 1252, 1424, 2504, 2848, 5008, 10016, 27857, 55714, 111428, 222856, 445712, 891424]

約数ペア:

[(1, 891424), (2, 445712), (4, 222856), (8, 111428), (16, 55714), (32, 27857), (89, 10016), (178, 5008), (313, 2848), (356, 2504), (626, 1424), (712, 1252)]