138294788

素因数分解:

$2^2\times {\mathrm{197}}^1\times {\mathrm{223}}^1\times {\mathrm{787}}^1$

素因数の和:1211

約数の個数: 24

約数和(自身を含む): 244645632

約数和(自身を除く): 106350844

約数列:

[1, 2, 4, 197, 223, 394, 446, 787, 788, 892, 1574, 3148, 43931, 87862, 155039, 175501, 175724, 310078, 351002, 620156, 702004, 34573697, 69147394, 138294788]

約数ペア:

[(1, 138294788), (2, 69147394), (4, 34573697), (197, 702004), (223, 620156), (394, 351002), (446, 310078), (787, 175724), (788, 175501), (892, 155039), (1574, 87862), (3148, 43931)]