28145028

素因数分解:

$2^2\times 3^1\times {\mathrm{641}}^1\times {\mathrm{3659}}^1$

素因数の和:4307

約数の個数: 24

約数和(自身を含む): 65792160

約数和(自身を除く): 37647132

約数列:

[1, 2, 3, 4, 6, 12, 641, 1282, 1923, 2564, 3659, 3846, 7318, 7692, 10977, 14636, 21954, 43908, 2345419, 4690838, 7036257, 9381676, 14072514, 28145028]

約数ペア:

[(1, 28145028), (2, 14072514), (3, 9381676), (4, 7036257), (6, 4690838), (12, 2345419), (641, 43908), (1282, 21954), (1923, 14636), (2564, 10977), (3659, 7692), (3846, 7318)]