1858477689

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{643}}^1\times {\mathrm{2099}}^1$

素因数の和:2771

約数の個数: 40

約数和(自身を含む): 2945527200

約数和(自身を除く): 1087049511

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 643, 1377, 1929, 2099, 5787, 6297, 10931, 17361, 18891, 32793, 35683, 52083, 56673, 98379, 107049, 170019, 295137, 321147, 885411, 963441, 1349657, 2890323, 4048971, 12146913, 22944169, 36440739, 68832507, 109322217, 206497521, 619492563, 1858477689]

約数ペア:

[(1, 1858477689), (3, 619492563), (9, 206497521), (17, 109322217), (27, 68832507), (51, 36440739), (81, 22944169), (153, 12146913), (459, 4048971), (643, 2890323), (1377, 1349657), (1929, 963441), (2099, 885411), (5787, 321147), (6297, 295137), (10931, 170019), (17361, 107049), (18891, 98379), (32793, 56673), (35683, 52083)]