289660035

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{145193}}^1$

素因数の和:145227

約数の個数: 32

約数和(自身を含む): 557544960

約数和(自身を除く): 267884925

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 95, 105, 133, 285, 399, 665, 1995, 145193, 435579, 725965, 1016351, 2177895, 2758667, 3049053, 5081755, 8276001, 13793335, 15245265, 19310669, 41380005, 57932007, 96553345, 289660035]

約数ペア:

[(1, 289660035), (3, 96553345), (5, 57932007), (7, 41380005), (15, 19310669), (19, 15245265), (21, 13793335), (35, 8276001), (57, 5081755), (95, 3049053), (105, 2758667), (133, 2177895), (285, 1016351), (399, 725965), (665, 435579), (1995, 145193)]