12731745

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{599}}^1$

素因数の和:729

約数の個数: 32

約数和(自身を含む): 22176000

約数和(自身を除く): 9444255

約数列:

[1, 3, 5, 13, 15, 39, 65, 109, 195, 327, 545, 599, 1417, 1635, 1797, 2995, 4251, 7085, 7787, 8985, 21255, 23361, 38935, 65291, 116805, 195873, 326455, 848783, 979365, 2546349, 4243915, 12731745]

約数ペア:

[(1, 12731745), (3, 4243915), (5, 2546349), (13, 979365), (15, 848783), (39, 326455), (65, 195873), (109, 116805), (195, 65291), (327, 38935), (545, 23361), (599, 21255), (1417, 8985), (1635, 7787), (1797, 7085), (2995, 4251)]