72672021

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{2377}}^1$

素因数の和:2505

約数の個数: 24

約数和(自身を含む): 108817280

約数和(自身を除く): 36145259

約数列:

[1, 3, 9, 43, 79, 129, 237, 387, 711, 2377, 3397, 7131, 10191, 21393, 30573, 102211, 187783, 306633, 563349, 919899, 1690047, 8074669, 24224007, 72672021]

約数ペア:

[(1, 72672021), (3, 24224007), (9, 8074669), (43, 1690047), (79, 919899), (129, 563349), (237, 306633), (387, 187783), (711, 102211), (2377, 30573), (3397, 21393), (7131, 10191)]