279292

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1$

素因数の和:189

約数の個数: 24

約数和(自身を含む): 543312

約数和(自身を除く): 264020

約数列:

[1, 2, 4, 13, 26, 41, 52, 82, 131, 164, 262, 524, 533, 1066, 1703, 2132, 3406, 5371, 6812, 10742, 21484, 69823, 139646, 279292]

約数ペア:

[(1, 279292), (2, 139646), (4, 69823), (13, 21484), (26, 10742), (41, 6812), (52, 5371), (82, 3406), (131, 2132), (164, 1703), (262, 1066), (524, 533)]