201089679

素因数分解:

$3^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{19267}}^1$

素因数の和:19355

約数の個数: 24

約数和(自身を含む): 316303488

約数和(自身を除く): 115213809

約数列:

[1, 3, 7, 21, 49, 71, 147, 213, 497, 1491, 3479, 10437, 19267, 57801, 134869, 404607, 944083, 1367957, 2832249, 4103871, 9575699, 28727097, 67029893, 201089679]

約数ペア:

[(1, 201089679), (3, 67029893), (7, 28727097), (21, 9575699), (49, 4103871), (71, 2832249), (147, 1367957), (213, 944083), (497, 404607), (1491, 134869), (3479, 57801), (10437, 19267)]