78171996

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{930619}}^1$

素因数の和:930633

約数の個数: 24

約数和(自身を含む): 208458880

約数和(自身を除く): 130286884

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 930619, 1861238, 2791857, 3722476, 5583714, 6514333, 11167428, 13028666, 19542999, 26057332, 39085998, 78171996]

約数ペア:

[(1, 78171996), (2, 39085998), (3, 26057332), (4, 19542999), (6, 13028666), (7, 11167428), (12, 6514333), (14, 5583714), (21, 3722476), (28, 2791857), (42, 1861238), (84, 930619)]