64866854

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{1619}}^1$

素因数の和:1724

約数の個数: 32

約数和(自身を含む): 111041280

約数和(自身を除く): 46174426

約数列:

[1, 2, 13, 23, 26, 46, 67, 134, 299, 598, 871, 1541, 1619, 1742, 3082, 3238, 20033, 21047, 37237, 40066, 42094, 74474, 108473, 216946, 484081, 968162, 1410149, 2494879, 2820298, 4989758, 32433427, 64866854]

約数ペア:

[(1, 64866854), (2, 32433427), (13, 4989758), (23, 2820298), (26, 2494879), (46, 1410149), (67, 968162), (134, 484081), (299, 216946), (598, 108473), (871, 74474), (1541, 42094), (1619, 40066), (1742, 37237), (3082, 21047), (3238, 20033)]