123685688

素因数分解:

$2^3\times 7^1\times {\mathrm{503}}^1\times {\mathrm{4391}}^1$

素因数の和:4907

約数の個数: 32

約数和(自身を含む): 265628160

約数和(自身を除く): 141942472

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 503, 1006, 2012, 3521, 4024, 4391, 7042, 8782, 14084, 17564, 28168, 30737, 35128, 61474, 122948, 245896, 2208673, 4417346, 8834692, 15460711, 17669384, 30921422, 61842844, 123685688]

約数ペア:

[(1, 123685688), (2, 61842844), (4, 30921422), (7, 17669384), (8, 15460711), (14, 8834692), (28, 4417346), (56, 2208673), (503, 245896), (1006, 122948), (2012, 61474), (3521, 35128), (4024, 30737), (4391, 28168), (7042, 17564), (8782, 14084)]