399743676

素因数分解:

$2^2\times 3^2\times {\mathrm{127}}^1\times {\mathrm{87433}}^1$

素因数の和:87570

約数の個数: 36

約数和(自身を含む): 1018431232

約数和(自身を除く): 618687556

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 127, 254, 381, 508, 762, 1143, 1524, 2286, 4572, 87433, 174866, 262299, 349732, 524598, 786897, 1049196, 1573794, 3147588, 11103991, 22207982, 33311973, 44415964, 66623946, 99935919, 133247892, 199871838, 399743676]

約数ペア:

[(1, 399743676), (2, 199871838), (3, 133247892), (4, 99935919), (6, 66623946), (9, 44415964), (12, 33311973), (18, 22207982), (36, 11103991), (127, 3147588), (254, 1573794), (381, 1049196), (508, 786897), (762, 524598), (1143, 349732), (1524, 262299), (2286, 174866), (4572, 87433)]