16747425

素因数分解:

$3^3\times 5^2\times {\mathrm{43}}^1\times {\mathrm{577}}^1$

素因数の和:639

約数の個数: 48

約数和(自身を含む): 31535680

約数和(自身を除く): 14788255

約数列:

[1, 3, 5, 9, 15, 25, 27, 43, 45, 75, 129, 135, 215, 225, 387, 577, 645, 675, 1075, 1161, 1731, 1935, 2885, 3225, 5193, 5805, 8655, 9675, 14425, 15579, 24811, 25965, 29025, 43275, 74433, 77895, 124055, 129825, 223299, 372165, 389475, 620275, 669897, 1116495, 1860825, 3349485, 5582475, 16747425]

約数ペア:

[(1, 16747425), (3, 5582475), (5, 3349485), (9, 1860825), (15, 1116495), (25, 669897), (27, 620275), (43, 389475), (45, 372165), (75, 223299), (129, 129825), (135, 124055), (215, 77895), (225, 74433), (387, 43275), (577, 29025), (645, 25965), (675, 24811), (1075, 15579), (1161, 14425), (1731, 9675), (1935, 8655), (2885, 5805), (3225, 5193)]