172912124

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{269}}^1\times {\mathrm{2087}}^1$

素因数の和:2378

約数の個数: 48

約数和(自身を含む): 378846720

約数和(自身を除く): 205934596

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 269, 308, 538, 1076, 1883, 2087, 2959, 3766, 4174, 5918, 7532, 8348, 11836, 14609, 20713, 22957, 29218, 41426, 45914, 58436, 82852, 91828, 160699, 321398, 561403, 642796, 1122806, 2245612, 3929821, 6175433, 7859642, 12350866, 15719284, 24701732, 43228031, 86456062, 172912124]

約数ペア:

[(1, 172912124), (2, 86456062), (4, 43228031), (7, 24701732), (11, 15719284), (14, 12350866), (22, 7859642), (28, 6175433), (44, 3929821), (77, 2245612), (154, 1122806), (269, 642796), (308, 561403), (538, 321398), (1076, 160699), (1883, 91828), (2087, 82852), (2959, 58436), (3766, 45914), (4174, 41426), (5918, 29218), (7532, 22957), (8348, 20713), (11836, 14609)]