25343994

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{4451}}^1$

素因数の和:4542

約数の個数: 32

約数和(自身を含む): 55347264

約数和(自身を除く): 30003270

約数列:

[1, 2, 3, 6, 13, 26, 39, 73, 78, 146, 219, 438, 949, 1898, 2847, 4451, 5694, 8902, 13353, 26706, 57863, 115726, 173589, 324923, 347178, 649846, 974769, 1949538, 4223999, 8447998, 12671997, 25343994]

約数ペア:

[(1, 25343994), (2, 12671997), (3, 8447998), (6, 4223999), (13, 1949538), (26, 974769), (39, 649846), (73, 347178), (78, 324923), (146, 173589), (219, 115726), (438, 57863), (949, 26706), (1898, 13353), (2847, 8902), (4451, 5694)]