399874812

素因数分解:

$2^2\times 3^1\times {\mathrm{3511}}^1\times {\mathrm{9491}}^1$

素因数の和:13009

約数の個数: 24

約数和(自身を含む): 933405312

約数和(自身を除く): 533530500

約数列:

[1, 2, 3, 4, 6, 12, 3511, 7022, 9491, 10533, 14044, 18982, 21066, 28473, 37964, 42132, 56946, 113892, 33322901, 66645802, 99968703, 133291604, 199937406, 399874812]

約数ペア:

[(1, 399874812), (2, 199937406), (3, 133291604), (4, 99968703), (6, 66645802), (12, 33322901), (3511, 113892), (7022, 56946), (9491, 42132), (10533, 37964), (14044, 28473), (18982, 21066)]