15899156

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1409}}^1$

素因数の和:1464

約数の個数: 48

約数和(自身を含む): 35374080

約数和(自身を除く): 19474924

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 52, 62, 91, 124, 182, 217, 364, 403, 434, 806, 868, 1409, 1612, 2818, 2821, 5636, 5642, 9863, 11284, 18317, 19726, 36634, 39452, 43679, 73268, 87358, 128219, 174716, 256438, 305753, 512876, 567827, 611506, 1135654, 1223012, 2271308, 3974789, 7949578, 15899156]

約数ペア:

[(1, 15899156), (2, 7949578), (4, 3974789), (7, 2271308), (13, 1223012), (14, 1135654), (26, 611506), (28, 567827), (31, 512876), (52, 305753), (62, 256438), (91, 174716), (124, 128219), (182, 87358), (217, 73268), (364, 43679), (403, 39452), (434, 36634), (806, 19726), (868, 18317), (1409, 11284), (1612, 9863), (2818, 5642), (2821, 5636)]