156954267

素因数分解:

$3^4\times {\mathrm{67}}^1\times {\mathrm{28921}}^1$

素因数の和:29000

約数の個数: 20

約数和(自身を含む): 237970216

約数和(自身を除く): 81015949

約数列:

[1, 3, 9, 27, 67, 81, 201, 603, 1809, 5427, 28921, 86763, 260289, 780867, 1937707, 2342601, 5813121, 17439363, 52318089, 156954267]

約数ペア:

[(1, 156954267), (3, 52318089), (9, 17439363), (27, 5813121), (67, 2342601), (81, 1937707), (201, 780867), (603, 260289), (1809, 86763), (5427, 28921)]