217677236

素因数分解:

$2^2\times 7^1\times {\mathrm{401}}^1\times {\mathrm{19387}}^1$

素因数の和:19799

約数の個数: 24

約数和(自身を含む): 436462656

約数和(自身を除く): 218785420

約数列:

[1, 2, 4, 7, 14, 28, 401, 802, 1604, 2807, 5614, 11228, 19387, 38774, 77548, 135709, 271418, 542836, 7774187, 15548374, 31096748, 54419309, 108838618, 217677236]

約数ペア:

[(1, 217677236), (2, 108838618), (4, 54419309), (7, 31096748), (14, 15548374), (28, 7774187), (401, 542836), (802, 271418), (1604, 135709), (2807, 77548), (5614, 38774), (11228, 19387)]