201728163

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{761}}^1\times {\mathrm{971}}^1$

素因数の和:1755

約数の個数: 32

約数和(自身を含む): 331817472

約数和(自身を除く): 130089309

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 761, 971, 2283, 2913, 5327, 6797, 9893, 12623, 15981, 20391, 29679, 37869, 69251, 88361, 207753, 265083, 738931, 2216793, 5172517, 9606103, 15517551, 28818309, 67242721, 201728163]

約数ペア:

[(1, 201728163), (3, 67242721), (7, 28818309), (13, 15517551), (21, 9606103), (39, 5172517), (91, 2216793), (273, 738931), (761, 265083), (971, 207753), (2283, 88361), (2913, 69251), (5327, 37869), (6797, 29679), (9893, 20391), (12623, 15981)]