131252037

素因数分解:

$3^1\times 7^3\times {\mathrm{229}}^1\times {\mathrm{557}}^1$

素因数の和:810

約数の個数: 32

約数和(自身を含む): 205344000

約数和(自身を除く): 74091963

約数列:

[1, 3, 7, 21, 49, 147, 229, 343, 557, 687, 1029, 1603, 1671, 3899, 4809, 11221, 11697, 27293, 33663, 78547, 81879, 127553, 191051, 235641, 382659, 573153, 892871, 2678613, 6250097, 18750291, 43750679, 131252037]

約数ペア:

[(1, 131252037), (3, 43750679), (7, 18750291), (21, 6250097), (49, 2678613), (147, 892871), (229, 573153), (343, 382659), (557, 235641), (687, 191051), (1029, 127553), (1603, 81879), (1671, 78547), (3899, 33663), (4809, 27293), (11221, 11697)]