78011668

素因数分解:

$2^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{28723}}^1$

素因数の和:28831

約数の個数: 24

約数和(自身を含む): 157637312

約数和(自身を除く): 79625644

約数列:

[1, 2, 4, 7, 14, 28, 97, 194, 388, 679, 1358, 2716, 28723, 57446, 114892, 201061, 402122, 804244, 2786131, 5572262, 11144524, 19502917, 39005834, 78011668]

約数ペア:

[(1, 78011668), (2, 39005834), (4, 19502917), (7, 11144524), (14, 5572262), (28, 2786131), (97, 804244), (194, 402122), (388, 201061), (679, 114892), (1358, 57446), (2716, 28723)]