78836157

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{521}}^1$

素因数の和:610

約数の個数: 48

約数和(自身を含む): 128988288

約数和(自身を除く): 50152131

約数列:

[1, 3, 9, 17, 23, 43, 51, 69, 129, 153, 207, 387, 391, 521, 731, 989, 1173, 1563, 2193, 2967, 3519, 4689, 6579, 8857, 8901, 11983, 16813, 22403, 26571, 35949, 50439, 67209, 79713, 107847, 151317, 201627, 203711, 380851, 515269, 611133, 1142553, 1545807, 1833399, 3427659, 4637421, 8759573, 26278719, 78836157]

約数ペア:

[(1, 78836157), (3, 26278719), (9, 8759573), (17, 4637421), (23, 3427659), (43, 1833399), (51, 1545807), (69, 1142553), (129, 611133), (153, 515269), (207, 380851), (387, 203711), (391, 201627), (521, 151317), (731, 107847), (989, 79713), (1173, 67209), (1563, 50439), (2193, 35949), (2967, 26571), (3519, 22403), (4689, 16813), (6579, 11983), (8857, 8901)]