28720404

素因数分解:

$2^2\times 3^2\times {\mathrm{383}}^1\times {\mathrm{2083}}^1$

素因数の和:2476

約数の個数: 36

約数和(自身を含む): 72823296

約数和(自身を除く): 44102892

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 383, 766, 1149, 1532, 2083, 2298, 3447, 4166, 4596, 6249, 6894, 8332, 12498, 13788, 18747, 24996, 37494, 74988, 797789, 1595578, 2393367, 3191156, 4786734, 7180101, 9573468, 14360202, 28720404]

約数ペア:

[(1, 28720404), (2, 14360202), (3, 9573468), (4, 7180101), (6, 4786734), (9, 3191156), (12, 2393367), (18, 1595578), (36, 797789), (383, 74988), (766, 37494), (1149, 24996), (1532, 18747), (2083, 13788), (2298, 12498), (3447, 8332), (4166, 6894), (4596, 6249)]