28263735

素因数分解:

$3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{3673}}^1$

素因数の和:3709

約数の個数: 40

約数和(自身を含む): 53346480

約数和(自身を除く): 25082745

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 81, 95, 135, 171, 285, 405, 513, 855, 1539, 2565, 3673, 7695, 11019, 18365, 33057, 55095, 69787, 99171, 165285, 209361, 297513, 348935, 495855, 628083, 1046805, 1487565, 1884249, 3140415, 5652747, 9421245, 28263735]

約数ペア:

[(1, 28263735), (3, 9421245), (5, 5652747), (9, 3140415), (15, 1884249), (19, 1487565), (27, 1046805), (45, 628083), (57, 495855), (81, 348935), (95, 297513), (135, 209361), (171, 165285), (285, 99171), (405, 69787), (513, 55095), (855, 33057), (1539, 18365), (2565, 11019), (3673, 7695)]