278330529

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{32203}}^1$

素因数の和:32316

約数の個数: 16

約数和(自身を含む): 385417472

約数和(自身を除く): 107086943

約数列:

[1, 3, 43, 67, 129, 201, 2881, 8643, 32203, 96609, 1384729, 2157601, 4154187, 6472803, 92776843, 278330529]

約数ペア:

[(1, 278330529), (3, 92776843), (43, 6472803), (67, 4154187), (129, 2157601), (201, 1384729), (2881, 96609), (8643, 32203)]