408069009

素因数分解:

$3^4\times {\mathrm{97}}^1\times {\mathrm{167}}^1\times {\mathrm{311}}^1$

素因数の和:587

約数の個数: 40

約数和(自身を含む): 621548928

約数和(自身を除く): 213479919

約数列:

[1, 3, 9, 27, 81, 97, 167, 291, 311, 501, 873, 933, 1503, 2619, 2799, 4509, 7857, 8397, 13527, 16199, 25191, 30167, 48597, 51937, 90501, 145791, 155811, 271503, 437373, 467433, 814509, 1312119, 1402299, 2443527, 4206897, 5037889, 15113667, 45341001, 136023003, 408069009]

約数ペア:

[(1, 408069009), (3, 136023003), (9, 45341001), (27, 15113667), (81, 5037889), (97, 4206897), (167, 2443527), (291, 1402299), (311, 1312119), (501, 814509), (873, 467433), (933, 437373), (1503, 271503), (2619, 155811), (2799, 145791), (4509, 90501), (7857, 51937), (8397, 48597), (13527, 30167), (16199, 25191)]