7665021

素因数分解:

$3^2\times 7^3\times {\mathrm{13}}^1\times {\mathrm{191}}^1$

素因数の和:231

約数の個数: 48

約数和(自身を含む): 13977600

約数和(自身を除く): 6312579

約数列:

[1, 3, 7, 9, 13, 21, 39, 49, 63, 91, 117, 147, 191, 273, 343, 441, 573, 637, 819, 1029, 1337, 1719, 1911, 2483, 3087, 4011, 4459, 5733, 7449, 9359, 12033, 13377, 17381, 22347, 28077, 40131, 52143, 65513, 84231, 121667, 156429, 196539, 365001, 589617, 851669, 1095003, 2555007, 7665021]

約数ペア:

[(1, 7665021), (3, 2555007), (7, 1095003), (9, 851669), (13, 589617), (21, 365001), (39, 196539), (49, 156429), (63, 121667), (91, 84231), (117, 65513), (147, 52143), (191, 40131), (273, 28077), (343, 22347), (441, 17381), (573, 13377), (637, 12033), (819, 9359), (1029, 7449), (1337, 5733), (1719, 4459), (1911, 4011), (2483, 3087)]