68340021

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{251}}^1\times {\mathrm{1931}}^1$

素因数の和:2232

約数の個数: 16

約数和(自身を含む): 93477888

約数和(自身を除く): 25137867

約数列:

[1, 3, 47, 141, 251, 753, 1931, 5793, 11797, 35391, 90757, 272271, 484681, 1454043, 22780007, 68340021]

約数ペア:

[(1, 68340021), (3, 22780007), (47, 1454043), (141, 484681), (251, 272271), (753, 90757), (1931, 35391), (5793, 11797)]