27999675

素因数分解:

$3^5\times 5^2\times {\mathrm{11}}^1\times {\mathrm{419}}^1$

素因数の和:455

約数の個数: 72

約数和(自身を含む): 56871360

約数和(自身を除く): 28871685

約数列:

[1, 3, 5, 9, 11, 15, 25, 27, 33, 45, 55, 75, 81, 99, 135, 165, 225, 243, 275, 297, 405, 419, 495, 675, 825, 891, 1215, 1257, 1485, 2025, 2095, 2475, 2673, 3771, 4455, 4609, 6075, 6285, 7425, 10475, 11313, 13365, 13827, 18855, 22275, 23045, 31425, 33939, 41481, 56565, 66825, 69135, 94275, 101817, 115225, 124443, 169695, 207405, 282825, 345675, 373329, 509085, 622215, 848475, 1037025, 1119987, 1866645, 2545425, 3111075, 5599935, 9333225, 27999675]

約数ペア:

[(1, 27999675), (3, 9333225), (5, 5599935), (9, 3111075), (11, 2545425), (15, 1866645), (25, 1119987), (27, 1037025), (33, 848475), (45, 622215), (55, 509085), (75, 373329), (81, 345675), (99, 282825), (135, 207405), (165, 169695), (225, 124443), (243, 115225), (275, 101817), (297, 94275), (405, 69135), (419, 66825), (495, 56565), (675, 41481), (825, 33939), (891, 31425), (1215, 23045), (1257, 22275), (1485, 18855), (2025, 13827), (2095, 13365), (2475, 11313), (2673, 10475), (3771, 7425), (4455, 6285), (4609, 6075)]