156778191

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{8387}}^1$

素因数の和:8491

約数の個数: 24

約数和(自身を含む): 237279744

約数和(自身を除く): 80501553

約数列:

[1, 3, 9, 31, 67, 93, 201, 279, 603, 2077, 6231, 8387, 18693, 25161, 75483, 259997, 561929, 779991, 1685787, 2339973, 5057361, 17419799, 52259397, 156778191]

約数ペア:

[(1, 156778191), (3, 52259397), (9, 17419799), (31, 5057361), (67, 2339973), (93, 1685787), (201, 779991), (279, 561929), (603, 259997), (2077, 75483), (6231, 25161), (8387, 18693)]