64890434

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{2741}}^1$

素因数の和:2858

約数の個数: 32

約数和(自身を含む): 118454400

約数和(自身を除く): 53563966

約数列:

[1, 2, 7, 14, 19, 38, 89, 133, 178, 266, 623, 1246, 1691, 2741, 3382, 5482, 11837, 19187, 23674, 38374, 52079, 104158, 243949, 364553, 487898, 729106, 1707643, 3415286, 4635031, 9270062, 32445217, 64890434]

約数ペア:

[(1, 64890434), (2, 32445217), (7, 9270062), (14, 4635031), (19, 3415286), (38, 1707643), (89, 729106), (133, 487898), (178, 364553), (266, 243949), (623, 104158), (1246, 52079), (1691, 38374), (2741, 23674), (3382, 19187), (5482, 11837)]