66969765

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{787}}^1$

素因数の和:890

約数の個数: 48

約数和(自身を含む): 121944576

約数和(自身を除く): 54974811

約数列:

[1, 3, 5, 9, 15, 31, 45, 61, 93, 155, 183, 279, 305, 465, 549, 787, 915, 1395, 1891, 2361, 2745, 3935, 5673, 7083, 9455, 11805, 17019, 24397, 28365, 35415, 48007, 73191, 85095, 121985, 144021, 219573, 240035, 365955, 432063, 720105, 1097865, 1488217, 2160315, 4464651, 7441085, 13393953, 22323255, 66969765]

約数ペア:

[(1, 66969765), (3, 22323255), (5, 13393953), (9, 7441085), (15, 4464651), (31, 2160315), (45, 1488217), (61, 1097865), (93, 720105), (155, 432063), (183, 365955), (279, 240035), (305, 219573), (465, 144021), (549, 121985), (787, 85095), (915, 73191), (1395, 48007), (1891, 35415), (2361, 28365), (2745, 24397), (3935, 17019), (5673, 11805), (7083, 9455)]