221574389787

素因数分解:

$3^3\times {\mathrm{179}}^1\times {\mathrm{509}}^1\times {\mathrm{90071}}^1$

素因数の和:90768

約数の個数: 32

約数和(自身を含む): 330744384000

約数和(自身を除く): 109169994213

約数列:

[1, 3, 9, 27, 179, 509, 537, 1527, 1611, 4581, 4833, 13743, 90071, 91111, 270213, 273333, 810639, 819999, 2431917, 2459997, 16122709, 45846139, 48368127, 137538417, 145104381, 412615251, 435313143, 1237845753, 8206458881, 24619376643, 73858129929, 221574389787]

約数ペア:

[(1, 221574389787), (3, 73858129929), (9, 24619376643), (27, 8206458881), (179, 1237845753), (509, 435313143), (537, 412615251), (1527, 145104381), (1611, 137538417), (4581, 48368127), (4833, 45846139), (13743, 16122709), (90071, 2459997), (91111, 2431917), (270213, 819999), (273333, 810639)]