81888072

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{487429}}^1$

素因数の和:487445

約数の個数: 32

約数和(自身を含む): 233966400

約数和(自身を除く): 152078328

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 487429, 974858, 1462287, 1949716, 2924574, 3412003, 3899432, 5849148, 6824006, 10236009, 11698296, 13648012, 20472018, 27296024, 40944036, 81888072]

約数ペア:

[(1, 81888072), (2, 40944036), (3, 27296024), (4, 20472018), (6, 13648012), (7, 11698296), (8, 10236009), (12, 6824006), (14, 5849148), (21, 3899432), (24, 3412003), (28, 2924574), (42, 1949716), (56, 1462287), (84, 974858), (168, 487429)]