7278687

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{233}}^1$

素因数の和:344

約数の個数: 32

約数和(自身を含む): 11793600

約数和(自身を除く): 4514913

約数列:

[1, 3, 9, 13, 27, 39, 89, 117, 233, 267, 351, 699, 801, 1157, 2097, 2403, 3029, 3471, 6291, 9087, 10413, 20737, 27261, 31239, 62211, 81783, 186633, 269581, 559899, 808743, 2426229, 7278687]

約数ペア:

[(1, 7278687), (3, 2426229), (9, 808743), (13, 559899), (27, 269581), (39, 186633), (89, 81783), (117, 62211), (233, 31239), (267, 27261), (351, 20737), (699, 10413), (801, 9087), (1157, 6291), (2097, 3471), (2403, 3029)]