7968375

素因数分解:

$3^4\times 5^3\times {\mathrm{787}}^1$

素因数の和:814

約数の個数: 40

約数和(自身を含む): 14874288

約数和(自身を除く): 6905913

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 125, 135, 225, 375, 405, 675, 787, 1125, 2025, 2361, 3375, 3935, 7083, 10125, 11805, 19675, 21249, 35415, 59025, 63747, 98375, 106245, 177075, 295125, 318735, 531225, 885375, 1593675, 2656125, 7968375]

約数ペア:

[(1, 7968375), (3, 2656125), (5, 1593675), (9, 885375), (15, 531225), (25, 318735), (27, 295125), (45, 177075), (75, 106245), (81, 98375), (125, 63747), (135, 59025), (225, 35415), (375, 21249), (405, 19675), (675, 11805), (787, 10125), (1125, 7083), (2025, 3935), (2361, 3375)]