81592251

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{739}}^1$

素因数の和:923

約数の個数: 32

約数和(自身を含む): 124320000

約数和(自身を除く): 42727749

約数列:

[1, 3, 13, 19, 39, 57, 149, 247, 447, 739, 741, 1937, 2217, 2831, 5811, 8493, 9607, 14041, 28821, 36803, 42123, 110111, 110409, 182533, 330333, 547599, 1431443, 2092109, 4294329, 6276327, 27197417, 81592251]

約数ペア:

[(1, 81592251), (3, 27197417), (13, 6276327), (19, 4294329), (39, 2092109), (57, 1431443), (149, 547599), (247, 330333), (447, 182533), (739, 110409), (741, 110111), (1937, 42123), (2217, 36803), (2831, 28821), (5811, 14041), (8493, 9607)]