20150949

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{331}}^1$

素因数の和:577

約数の個数: 32

約数和(自身を含む): 33316864

約数和(自身を除く): 13165915

約数列:

[1, 3, 7, 13, 21, 39, 91, 223, 273, 331, 669, 993, 1561, 2317, 2899, 4303, 4683, 6951, 8697, 12909, 20293, 30121, 60879, 73813, 90363, 221439, 516691, 959569, 1550073, 2878707, 6716983, 20150949]

約数ペア:

[(1, 20150949), (3, 6716983), (7, 2878707), (13, 1550073), (21, 959569), (39, 516691), (91, 221439), (223, 90363), (273, 73813), (331, 60879), (669, 30121), (993, 20293), (1561, 12909), (2317, 8697), (2899, 6951), (4303, 4683)]