278372242

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1\times {\mathrm{11251}}^1$

素因数の和:11481

約数の個数: 16

約数和(自身を含む): 425325600

約数和(自身を除く): 146953358

約数列:

[1, 2, 89, 139, 178, 278, 11251, 12371, 22502, 24742, 1001339, 1563889, 2002678, 3127778, 139186121, 278372242]

約数ペア:

[(1, 278372242), (2, 139186121), (89, 3127778), (139, 2002678), (178, 1563889), (278, 1001339), (11251, 24742), (12371, 22502)]