12372345

素因数分解:

$3^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{599}}^1$

素因数の和:636

約数の個数: 48

約数和(自身を含む): 23587200

約数和(自身を除く): 11214855

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 81, 85, 135, 153, 243, 255, 405, 459, 599, 765, 1215, 1377, 1797, 2295, 2995, 4131, 5391, 6885, 8985, 10183, 16173, 20655, 26955, 30549, 48519, 50915, 80865, 91647, 145557, 152745, 242595, 274941, 458235, 727785, 824823, 1374705, 2474469, 4124115, 12372345]

約数ペア:

[(1, 12372345), (3, 4124115), (5, 2474469), (9, 1374705), (15, 824823), (17, 727785), (27, 458235), (45, 274941), (51, 242595), (81, 152745), (85, 145557), (135, 91647), (153, 80865), (243, 50915), (255, 48519), (405, 30549), (459, 26955), (599, 20655), (765, 16173), (1215, 10183), (1377, 8985), (1797, 6885), (2295, 5391), (2995, 4131)]