131661236

素因数分解:

$2^2\times 7^4\times {\mathrm{13709}}^1$

素因数の和:13741

約数の個数: 30

約数和(自身を含む): 268811970

約数和(自身を除く): 137150734

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 343, 686, 1372, 2401, 4802, 9604, 13709, 27418, 54836, 95963, 191926, 383852, 671741, 1343482, 2686964, 4702187, 9404374, 18808748, 32915309, 65830618, 131661236]

約数ペア:

[(1, 131661236), (2, 65830618), (4, 32915309), (7, 18808748), (14, 9404374), (28, 4702187), (49, 2686964), (98, 1343482), (196, 671741), (343, 383852), (686, 191926), (1372, 95963), (2401, 54836), (4802, 27418), (9604, 13709)]