87488685

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{197}}^1$

素因数の和:418

約数の個数: 48

約数和(自身を含む): 155675520

約数和(自身を除く): 68186835

約数列:

[1, 3, 5, 9, 15, 45, 71, 139, 197, 213, 355, 417, 591, 639, 695, 985, 1065, 1251, 1773, 2085, 2955, 3195, 6255, 8865, 9869, 13987, 27383, 29607, 41961, 49345, 69935, 82149, 88821, 125883, 136915, 148035, 209805, 246447, 410745, 444105, 629415, 1232235, 1944193, 5832579, 9720965, 17497737, 29162895, 87488685]

約数ペア:

[(1, 87488685), (3, 29162895), (5, 17497737), (9, 9720965), (15, 5832579), (45, 1944193), (71, 1232235), (139, 629415), (197, 444105), (213, 410745), (355, 246447), (417, 209805), (591, 148035), (639, 136915), (695, 125883), (985, 88821), (1065, 82149), (1251, 69935), (1773, 49345), (2085, 41961), (2955, 29607), (3195, 27383), (6255, 13987), (8865, 9869)]