261170559

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{8237}}^1$

素因数の和:8527

約数の個数: 24

約数和(自身を含む): 407813952

約数和(自身を除く): 146643393

約数列:

[1, 3, 9, 13, 39, 117, 271, 813, 2439, 3523, 8237, 10569, 24711, 31707, 74133, 107081, 321243, 963729, 2232227, 6696681, 20090043, 29018951, 87056853, 261170559]

約数ペア:

[(1, 261170559), (3, 87056853), (9, 29018951), (13, 20090043), (39, 6696681), (117, 2232227), (271, 963729), (813, 321243), (2439, 107081), (3523, 74133), (8237, 31707), (10569, 24711)]