78841455

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{68261}}^1$

素因数の和:68287

約数の個数: 32

約数和(自身を含む): 157275648

約数和(自身を除く): 78434193

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 105, 165, 231, 385, 1155, 68261, 204783, 341305, 477827, 750871, 1023915, 1433481, 2252613, 2389135, 3754355, 5256097, 7167405, 11263065, 15768291, 26280485, 78841455]

約数ペア:

[(1, 78841455), (3, 26280485), (5, 15768291), (7, 11263065), (11, 7167405), (15, 5256097), (21, 3754355), (33, 2389135), (35, 2252613), (55, 1433481), (77, 1023915), (105, 750871), (165, 477827), (231, 341305), (385, 204783), (1155, 68261)]