28539986

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{223}}^1\times {\mathrm{719}}^1$

素因数の和:1033

約数の個数: 16

約数和(自身を含む): 43545600

約数和(自身を除く): 15005614

約数列:

[1, 2, 89, 178, 223, 446, 719, 1438, 19847, 39694, 63991, 127982, 160337, 320674, 14269993, 28539986]

約数ペア:

[(1, 28539986), (2, 14269993), (89, 320674), (178, 160337), (223, 127982), (446, 63991), (719, 39694), (1438, 19847)]