25716369

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{1439}}^1$

素因数の和:1509

約数の個数: 32

約数和(自身を含む): 42024960

約数和(自身を除く): 16308591

約数列:

[1, 3, 7, 21, 23, 37, 69, 111, 161, 259, 483, 777, 851, 1439, 2553, 4317, 5957, 10073, 17871, 30219, 33097, 53243, 99291, 159729, 231679, 372701, 695037, 1118103, 1224589, 3673767, 8572123, 25716369]

約数ペア:

[(1, 25716369), (3, 8572123), (7, 3673767), (21, 1224589), (23, 1118103), (37, 695037), (69, 372701), (111, 231679), (161, 159729), (259, 99291), (483, 53243), (777, 33097), (851, 30219), (1439, 17871), (2553, 10073), (4317, 5957)]