15951747

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{191}}^1$

素因数の和:339

約数の個数: 32

約数和(自身を含む): 25288704

約数和(自身を除く): 9336957

約数列:

[1, 3, 7, 21, 41, 97, 123, 191, 287, 291, 573, 679, 861, 1337, 2037, 3977, 4011, 7831, 11931, 18527, 23493, 27839, 54817, 55581, 83517, 129689, 164451, 389067, 759607, 2278821, 5317249, 15951747]

約数ペア:

[(1, 15951747), (3, 5317249), (7, 2278821), (21, 759607), (41, 389067), (97, 164451), (123, 129689), (191, 83517), (287, 55581), (291, 54817), (573, 27839), (679, 23493), (861, 18527), (1337, 11931), (2037, 7831), (3977, 4011)]