78521994

素因数分解:

$2^1\times 3^3\times {\mathrm{521}}^1\times {\mathrm{2791}}^1$

素因数の和:3323

約数の個数: 32

約数和(自身を含む): 174890880

約数和(自身を除く): 96368886

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 521, 1042, 1563, 2791, 3126, 4689, 5582, 8373, 9378, 14067, 16746, 25119, 28134, 50238, 75357, 150714, 1454111, 2908222, 4362333, 8724666, 13086999, 26173998, 39260997, 78521994]

約数ペア:

[(1, 78521994), (2, 39260997), (3, 26173998), (6, 13086999), (9, 8724666), (18, 4362333), (27, 2908222), (54, 1454111), (521, 150714), (1042, 75357), (1563, 50238), (2791, 28134), (3126, 25119), (4689, 16746), (5582, 14067), (8373, 9378)]