15893556

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{431}}^1\times {\mathrm{439}}^1$

素因数の和:884

約数の個数: 48

約数和(自身を含む): 42577920

約数和(自身を除く): 26684364

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 431, 439, 862, 878, 1293, 1317, 1724, 1756, 2586, 2634, 3017, 3073, 5172, 5268, 6034, 6146, 9051, 9219, 12068, 12292, 18102, 18438, 36204, 36876, 189209, 378418, 567627, 756836, 1135254, 1324463, 2270508, 2648926, 3973389, 5297852, 7946778, 15893556]

約数ペア:

[(1, 15893556), (2, 7946778), (3, 5297852), (4, 3973389), (6, 2648926), (7, 2270508), (12, 1324463), (14, 1135254), (21, 756836), (28, 567627), (42, 378418), (84, 189209), (431, 36876), (439, 36204), (862, 18438), (878, 18102), (1293, 12292), (1317, 12068), (1724, 9219), (1756, 9051), (2586, 6146), (2634, 6034), (3017, 5268), (3073, 5172)]