209260874879

素因数分解:

$7^1\times {\mathrm{97}}^1\times {\mathrm{2917}}^1\times {\mathrm{105653}}^1$

素因数の和:108674

約数の個数: 16

約数和(自身を含む): 241705923648

約数和(自身を除く): 32445048769

約数列:

[1, 7, 97, 679, 2917, 20419, 105653, 282949, 739571, 1980643, 10248341, 71738387, 308189801, 2157328607, 29894410697, 209260874879]

約数ペア:

[(1, 209260874879), (7, 29894410697), (97, 2157328607), (679, 308189801), (2917, 71738387), (20419, 10248341), (105653, 1980643), (282949, 739571)]