39720807

素因数分解:

$3^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{7247}}^1$

素因数の和:7292

約数の個数: 32

約数和(自身を含む): 69580800

約数和(自身を除く): 29859993

約数列:

[1, 3, 7, 9, 21, 27, 29, 63, 87, 189, 203, 261, 609, 783, 1827, 5481, 7247, 21741, 50729, 65223, 152187, 195669, 210163, 456561, 630489, 1369683, 1471141, 1891467, 4413423, 5674401, 13240269, 39720807]

約数ペア:

[(1, 39720807), (3, 13240269), (7, 5674401), (9, 4413423), (21, 1891467), (27, 1471141), (29, 1369683), (63, 630489), (87, 456561), (189, 210163), (203, 195669), (261, 152187), (609, 65223), (783, 50729), (1827, 21741), (5481, 7247)]