198451372

素因数分解:

$2^2\times 7^2\times {\mathrm{1012507}}^1$

素因数の和:1012525

約数の個数: 18

約数和(自身を含む): 403990692

約数和(自身を除く): 205539320

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 1012507, 2025014, 4050028, 7087549, 14175098, 28350196, 49612843, 99225686, 198451372]

約数ペア:

[(1, 198451372), (2, 99225686), (4, 49612843), (7, 28350196), (14, 14175098), (28, 7087549), (49, 4050028), (98, 2025014), (196, 1012507)]