31305285

素因数分解:

$3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{7027}}^1$

素因数の和:7055

約数の個数: 40

約数和(自身を含む): 61227936

約数和(自身を除く): 29922651

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 81, 99, 135, 165, 297, 405, 495, 891, 1485, 4455, 7027, 21081, 35135, 63243, 77297, 105405, 189729, 231891, 316215, 386485, 569187, 695673, 948645, 1159455, 2087019, 2845935, 3478365, 6261057, 10435095, 31305285]

約数ペア:

[(1, 31305285), (3, 10435095), (5, 6261057), (9, 3478365), (11, 2845935), (15, 2087019), (27, 1159455), (33, 948645), (45, 695673), (55, 569187), (81, 386485), (99, 316215), (135, 231891), (165, 189729), (297, 105405), (405, 77297), (495, 63243), (891, 35135), (1485, 21081), (4455, 7027)]