397788237

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{30211}}^1$

素因数の和:30254

約数の個数: 48

約数和(自身を含む): 754091520

約数和(自身を除く): 356303283

約数列:

[1, 3, 7, 9, 11, 19, 21, 33, 57, 63, 77, 99, 133, 171, 209, 231, 399, 627, 693, 1197, 1463, 1881, 4389, 13167, 30211, 90633, 211477, 271899, 332321, 574009, 634431, 996963, 1722027, 1903293, 2326247, 2990889, 4018063, 5166081, 6314099, 6978741, 12054189, 18942297, 20936223, 36162567, 44198693, 56826891, 132596079, 397788237]

約数ペア:

[(1, 397788237), (3, 132596079), (7, 56826891), (9, 44198693), (11, 36162567), (19, 20936223), (21, 18942297), (33, 12054189), (57, 6978741), (63, 6314099), (77, 5166081), (99, 4018063), (133, 2990889), (171, 2326247), (209, 1903293), (231, 1722027), (399, 996963), (627, 634431), (693, 574009), (1197, 332321), (1463, 271899), (1881, 211477), (4389, 90633), (13167, 30211)]