668864174

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{1447}}^1\times {\mathrm{21011}}^1$

素因数の和:22471

約数の個数: 16

約数和(自身を含む): 1095313536

約数和(自身を除く): 426449362

約数列:

[1, 2, 11, 22, 1447, 2894, 15917, 21011, 31834, 42022, 231121, 462242, 30402917, 60805834, 334432087, 668864174]

約数ペア:

[(1, 668864174), (2, 334432087), (11, 60805834), (22, 30402917), (1447, 462242), (2894, 231121), (15917, 42022), (21011, 31834)]