645948

素因数分解:

$2^2\times 3^3\times {\mathrm{5981}}^1$

素因数の和:5994

約数の個数: 24

約数和(自身を含む): 1674960

約数和(自身を除く): 1029012

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 5981, 11962, 17943, 23924, 35886, 53829, 71772, 107658, 161487, 215316, 322974, 645948]

約数ペア:

[(1, 645948), (2, 322974), (3, 215316), (4, 161487), (6, 107658), (9, 71772), (12, 53829), (18, 35886), (27, 23924), (36, 17943), (54, 11962), (108, 5981)]