64213678

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{5081}}^1$

素因数の和:5243

約数の個数: 16

約数和(自身を含む): 98794080

約数和(自身を除く): 34580402

約数列:

[1, 2, 71, 89, 142, 178, 5081, 6319, 10162, 12638, 360751, 452209, 721502, 904418, 32106839, 64213678]

約数ペア:

[(1, 64213678), (2, 32106839), (71, 904418), (89, 721502), (142, 452209), (178, 360751), (5081, 12638), (6319, 10162)]