30971164

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{18133}}^1$

素因数の和:18205

約数の個数: 24

約数和(自身を含む): 62961248

約数和(自身を除く): 31990084

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 854, 1708, 18133, 36266, 72532, 126931, 253862, 507724, 1106113, 2212226, 4424452, 7742791, 15485582, 30971164]

約数ペア:

[(1, 30971164), (2, 15485582), (4, 7742791), (7, 4424452), (14, 2212226), (28, 1106113), (61, 507724), (122, 253862), (244, 126931), (427, 72532), (854, 36266), (1708, 18133)]