71639498

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{563}}^1$

素因数の和:782

約数の個数: 32

約数和(自身を含む): 125884800

約数和(自身を除く): 54245302

約数列:

[1, 2, 7, 14, 61, 122, 149, 298, 427, 563, 854, 1043, 1126, 2086, 3941, 7882, 9089, 18178, 34343, 63623, 68686, 83887, 127246, 167774, 240401, 480802, 587209, 1174418, 5117107, 10234214, 35819749, 71639498]

約数ペア:

[(1, 71639498), (2, 35819749), (7, 10234214), (14, 5117107), (61, 1174418), (122, 587209), (149, 480802), (298, 240401), (427, 167774), (563, 127246), (854, 83887), (1043, 68686), (1126, 63623), (2086, 34343), (3941, 18178), (7882, 9089)]