1211090495

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{113}}^1\times {\mathrm{1117}}^1$

素因数の和:1355

約数の個数: 32

約数和(自身を含む): 1560012480

約数和(自身を除く): 348921985

約数列:

[1, 5, 19, 95, 101, 113, 505, 565, 1117, 1919, 2147, 5585, 9595, 10735, 11413, 21223, 57065, 106115, 112817, 126221, 216847, 564085, 631105, 1084235, 2143523, 2398199, 10717615, 11990995, 12748321, 63741605, 242218099, 1211090495]

約数ペア:

[(1, 1211090495), (5, 242218099), (19, 63741605), (95, 12748321), (101, 11990995), (113, 10717615), (505, 2398199), (565, 2143523), (1117, 1084235), (1919, 631105), (2147, 564085), (5585, 216847), (9595, 126221), (10735, 112817), (11413, 106115), (21223, 57065)]