191471709

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{1949}}^1$

素因数の和:2205

約数の個数: 32

約数和(自身を含む): 301392000

約数和(自身を除く): 109920291

約数列:

[1, 3, 11, 13, 33, 39, 143, 229, 429, 687, 1949, 2519, 2977, 5847, 7557, 8931, 21439, 25337, 32747, 64317, 76011, 98241, 278707, 446321, 836121, 1338963, 4909531, 5802173, 14728593, 17406519, 63823903, 191471709]

約数ペア:

[(1, 191471709), (3, 63823903), (11, 17406519), (13, 14728593), (33, 5802173), (39, 4909531), (143, 1338963), (229, 836121), (429, 446321), (687, 278707), (1949, 98241), (2519, 76011), (2977, 64317), (5847, 32747), (7557, 25337), (8931, 21439)]