78858584

素因数分解:

$2^3\times 7^1\times {\mathrm{947}}^1\times {\mathrm{1487}}^1$

素因数の和:2447

約数の個数: 32

約数和(自身を含む): 169274880

約数和(自身を除く): 90416296

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 947, 1487, 1894, 2974, 3788, 5948, 6629, 7576, 10409, 11896, 13258, 20818, 26516, 41636, 53032, 83272, 1408189, 2816378, 5632756, 9857323, 11265512, 19714646, 39429292, 78858584]

約数ペア:

[(1, 78858584), (2, 39429292), (4, 19714646), (7, 11265512), (8, 9857323), (14, 5632756), (28, 2816378), (56, 1408189), (947, 83272), (1487, 53032), (1894, 41636), (2974, 26516), (3788, 20818), (5948, 13258), (6629, 11896), (7576, 10409)]