13171815

素因数分解:

$3^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{293}}^1$

素因数の和:350

約数の個数: 48

約数和(自身を含む): 24399648

約数和(自身を除く): 11227833

約数列:

[1, 3, 5, 9, 15, 27, 37, 45, 81, 111, 135, 185, 243, 293, 333, 405, 555, 879, 999, 1215, 1465, 1665, 2637, 2997, 4395, 4995, 7911, 8991, 10841, 13185, 14985, 23733, 32523, 39555, 44955, 54205, 71199, 97569, 118665, 162615, 292707, 355995, 487845, 878121, 1463535, 2634363, 4390605, 13171815]

約数ペア:

[(1, 13171815), (3, 4390605), (5, 2634363), (9, 1463535), (15, 878121), (27, 487845), (37, 355995), (45, 292707), (81, 162615), (111, 118665), (135, 97569), (185, 71199), (243, 54205), (293, 44955), (333, 39555), (405, 32523), (555, 23733), (879, 14985), (999, 13185), (1215, 10841), (1465, 8991), (1665, 7911), (2637, 4995), (2997, 4395)]