201601855

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{563}}^1\times {\mathrm{787}}^1$

素因数の和:1375

約数の個数: 32

約数和(自身を含む): 298658304

約数和(自身を除く): 97056449

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 563, 787, 2815, 3935, 3941, 5509, 7319, 10231, 19705, 27545, 36595, 51155, 51233, 71617, 256165, 358085, 443081, 2215405, 3101567, 5760053, 15507835, 28800265, 40320371, 201601855]

約数ペア:

[(1, 201601855), (5, 40320371), (7, 28800265), (13, 15507835), (35, 5760053), (65, 3101567), (91, 2215405), (455, 443081), (563, 358085), (787, 256165), (2815, 71617), (3935, 51233), (3941, 51155), (5509, 36595), (7319, 27545), (10231, 19705)]