9378945

素因数分解:

$3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1$

素因数の和:222

約数の個数: 48

約数和(自身を含む): 17214912

約数和(自身を除く): 7835967

約数列:

[1, 3, 5, 9, 15, 37, 43, 45, 111, 129, 131, 185, 215, 333, 387, 393, 555, 645, 655, 1179, 1591, 1665, 1935, 1965, 4773, 4847, 5633, 5895, 7955, 14319, 14541, 16899, 23865, 24235, 28165, 43623, 50697, 71595, 72705, 84495, 208421, 218115, 253485, 625263, 1042105, 1875789, 3126315, 9378945]

約数ペア:

[(1, 9378945), (3, 3126315), (5, 1875789), (9, 1042105), (15, 625263), (37, 253485), (43, 218115), (45, 208421), (111, 84495), (129, 72705), (131, 71595), (185, 50697), (215, 43623), (333, 28165), (387, 24235), (393, 23865), (555, 16899), (645, 14541), (655, 14319), (1179, 7955), (1591, 5895), (1665, 5633), (1935, 4847), (1965, 4773)]