64868085

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{257}}^1$

素因数の和:418

約数の個数: 48

約数和(自身を含む): 115914240

約数和(自身を除く): 51046155

約数列:

[1, 3, 5, 9, 15, 45, 71, 79, 213, 237, 257, 355, 395, 639, 711, 771, 1065, 1185, 1285, 2313, 3195, 3555, 3855, 5609, 11565, 16827, 18247, 20303, 28045, 50481, 54741, 60909, 84135, 91235, 101515, 164223, 182727, 252405, 273705, 304545, 821115, 913635, 1441513, 4324539, 7207565, 12973617, 21622695, 64868085]

約数ペア:

[(1, 64868085), (3, 21622695), (5, 12973617), (9, 7207565), (15, 4324539), (45, 1441513), (71, 913635), (79, 821115), (213, 304545), (237, 273705), (257, 252405), (355, 182727), (395, 164223), (639, 101515), (711, 91235), (771, 84135), (1065, 60909), (1185, 54741), (1285, 50481), (2313, 28045), (3195, 20303), (3555, 18247), (3855, 16827), (5609, 11565)]