261738171

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{15139}}^1$

素因数の和:15275

約数の個数: 24

約数和(自身を含む): 403874640

約数和(自身を除く): 142136469

約数列:

[1, 3, 9, 17, 51, 113, 153, 339, 1017, 1921, 5763, 15139, 17289, 45417, 136251, 257363, 772089, 1710707, 2316267, 5132121, 15396363, 29082019, 87246057, 261738171]

約数ペア:

[(1, 261738171), (3, 87246057), (9, 29082019), (17, 15396363), (51, 5132121), (113, 2316267), (153, 1710707), (339, 772089), (1017, 257363), (1921, 136251), (5763, 45417), (15139, 17289)]