26306289

素因数分解:

$3^4\times {\mathrm{79}}^1\times {\mathrm{4111}}^1$

素因数の和:4202

約数の個数: 20

約数和(自身を含む): 39804160

約数和(自身を除く): 13497871

約数列:

[1, 3, 9, 27, 79, 81, 237, 711, 2133, 4111, 6399, 12333, 36999, 110997, 324769, 332991, 974307, 2922921, 8768763, 26306289]

約数ペア:

[(1, 26306289), (3, 8768763), (9, 2922921), (27, 974307), (79, 332991), (81, 324769), (237, 110997), (711, 36999), (2133, 12333), (4111, 6399)]