87974542

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{509}}^1\times {\mathrm{971}}^1$

素因数の和:1571

約数の個数: 16

約数和(自身を含む): 133844400

約数和(自身を除く): 45869858

約数列:

[1, 2, 89, 178, 509, 971, 1018, 1942, 45301, 86419, 90602, 172838, 494239, 988478, 43987271, 87974542]

約数ペア:

[(1, 87974542), (2, 43987271), (89, 988478), (178, 494239), (509, 172838), (971, 90602), (1018, 86419), (1942, 45301)]