42390645

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{2357}}^1$

素因数の和:2485

約数の個数: 32

約数和(自身を含む): 74701440

約数和(自身を除く): 32310795

約数列:

[1, 3, 5, 11, 15, 33, 55, 109, 165, 327, 545, 1199, 1635, 2357, 3597, 5995, 7071, 11785, 17985, 25927, 35355, 77781, 129635, 256913, 388905, 770739, 1284565, 2826043, 3853695, 8478129, 14130215, 42390645]

約数ペア:

[(1, 42390645), (3, 14130215), (5, 8478129), (11, 3853695), (15, 2826043), (33, 1284565), (55, 770739), (109, 388905), (165, 256913), (327, 129635), (545, 77781), (1199, 35355), (1635, 25927), (2357, 17985), (3597, 11785), (5995, 7071)]