13827915

素因数分解:

$3^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{599}}^1$

素因数の和:638

約数の個数: 48

約数和(自身を含む): 26208000

約数和(自身を除く): 12380085

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 81, 95, 135, 171, 243, 285, 405, 513, 599, 855, 1215, 1539, 1797, 2565, 2995, 4617, 5391, 7695, 8985, 11381, 16173, 23085, 26955, 34143, 48519, 56905, 80865, 102429, 145557, 170715, 242595, 307287, 512145, 727785, 921861, 1536435, 2765583, 4609305, 13827915]

約数ペア:

[(1, 13827915), (3, 4609305), (5, 2765583), (9, 1536435), (15, 921861), (19, 727785), (27, 512145), (45, 307287), (57, 242595), (81, 170715), (95, 145557), (135, 102429), (171, 80865), (243, 56905), (285, 48519), (405, 34143), (513, 26955), (599, 23085), (855, 16173), (1215, 11381), (1539, 8985), (1797, 7695), (2565, 5391), (2995, 4617)]