28321402

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1\times {\mathrm{1487}}^1$

素因数の和:1685

約数の個数: 16

約数和(自身を含む): 43390080

約数和(自身を除く): 15068678

約数列:

[1, 2, 89, 107, 178, 214, 1487, 2974, 9523, 19046, 132343, 159109, 264686, 318218, 14160701, 28321402]

約数ペア:

[(1, 28321402), (2, 14160701), (89, 318218), (107, 264686), (178, 159109), (214, 132343), (1487, 19046), (2974, 9523)]