25821796

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{6449}}^1$

素因数の和:6484

約数の個数: 48

約数和(自身を含む): 60681600

約数和(自身を除く): 34859804

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 77, 91, 143, 154, 182, 286, 308, 364, 572, 1001, 2002, 4004, 6449, 12898, 25796, 45143, 70939, 83837, 90286, 141878, 167674, 180572, 283756, 335348, 496573, 586859, 922207, 993146, 1173718, 1844414, 1986292, 2347436, 3688828, 6455449, 12910898, 25821796]

約数ペア:

[(1, 25821796), (2, 12910898), (4, 6455449), (7, 3688828), (11, 2347436), (13, 1986292), (14, 1844414), (22, 1173718), (26, 993146), (28, 922207), (44, 586859), (52, 496573), (77, 335348), (91, 283756), (143, 180572), (154, 167674), (182, 141878), (286, 90286), (308, 83837), (364, 70939), (572, 45143), (1001, 25796), (2002, 12898), (4004, 6449)]