28364690

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{91499}}^1$

素因数の和:91537

約数の個数: 16

約数和(自身を含む): 52704000

約数和(自身を除く): 24339310

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 91499, 182998, 457495, 914990, 2836469, 5672938, 14182345, 28364690]

約数ペア:

[(1, 28364690), (2, 14182345), (5, 5672938), (10, 2836469), (31, 914990), (62, 457495), (155, 182998), (310, 91499)]