69781012

素因数分解:

$2^2\times 7^1\times {\mathrm{251}}^1\times {\mathrm{9929}}^1$

素因数の和:10191

約数の個数: 24

約数和(自身を含む): 140132160

約数和(自身を除く): 70351148

約数列:

[1, 2, 4, 7, 14, 28, 251, 502, 1004, 1757, 3514, 7028, 9929, 19858, 39716, 69503, 139006, 278012, 2492179, 4984358, 9968716, 17445253, 34890506, 69781012]

約数ペア:

[(1, 69781012), (2, 34890506), (4, 17445253), (7, 9968716), (14, 4984358), (28, 2492179), (251, 278012), (502, 139006), (1004, 69503), (1757, 39716), (3514, 19858), (7028, 9929)]