70273905

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{557}}^1\times {\mathrm{647}}^1$

素因数の和:1225

約数の個数: 32

約数和(自身を含む): 121492224

約数和(自身を除く): 51218319

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 557, 647, 1671, 1941, 2785, 3235, 7241, 8355, 8411, 9705, 21723, 25233, 36205, 42055, 108615, 126165, 360379, 1081137, 1801895, 4684927, 5405685, 14054781, 23424635, 70273905]

約数ペア:

[(1, 70273905), (3, 23424635), (5, 14054781), (13, 5405685), (15, 4684927), (39, 1801895), (65, 1081137), (195, 360379), (557, 126165), (647, 108615), (1671, 42055), (1941, 36205), (2785, 25233), (3235, 21723), (7241, 9705), (8355, 8411)]