78419348

素因数分解:

$2^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{20443}}^1$

素因数の和:20591

約数の個数: 24

約数和(自身を含む): 157991232

約数和(自身を除く): 79571884

約数列:

[1, 2, 4, 7, 14, 28, 137, 274, 548, 959, 1918, 3836, 20443, 40886, 81772, 143101, 286202, 572404, 2800691, 5601382, 11202764, 19604837, 39209674, 78419348]

約数ペア:

[(1, 78419348), (2, 39209674), (4, 19604837), (7, 11202764), (14, 5601382), (28, 2800691), (137, 572404), (274, 286202), (548, 143101), (959, 81772), (1918, 40886), (3836, 20443)]