4272265

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{641}}^1$

素因数の和:720

約数の個数: 16

約数和(自身を含む): 5423616

約数和(自身を除く): 1151351

約数列:

[1, 5, 31, 43, 155, 215, 641, 1333, 3205, 6665, 19871, 27563, 99355, 137815, 854453, 4272265]

約数ペア:

[(1, 4272265), (5, 854453), (31, 137815), (43, 99355), (155, 27563), (215, 19871), (641, 6665), (1333, 3205)]