66794764

素因数分解:

$2^2\times {\mathrm{109}}^1\times {\mathrm{239}}^1\times {\mathrm{641}}^1$

素因数の和:993

約数の個数: 24

約数和(自身を含む): 118641600

約数和(自身を除く): 51846836

約数列:

[1, 2, 4, 109, 218, 239, 436, 478, 641, 956, 1282, 2564, 26051, 52102, 69869, 104204, 139738, 153199, 279476, 306398, 612796, 16698691, 33397382, 66794764]

約数ペア:

[(1, 66794764), (2, 33397382), (4, 16698691), (109, 612796), (218, 306398), (239, 279476), (436, 153199), (478, 139738), (641, 104204), (956, 69869), (1282, 52102), (2564, 26051)]