78642

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{257}}^1$

素因数の和:282

約数の個数: 24

約数和(自身を含む): 181116

約数和(自身を除く): 102474

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 153, 257, 306, 514, 771, 1542, 2313, 4369, 4626, 8738, 13107, 26214, 39321, 78642]

約数ペア:

[(1, 78642), (2, 39321), (3, 26214), (6, 13107), (9, 8738), (17, 4626), (18, 4369), (34, 2313), (51, 1542), (102, 771), (153, 514), (257, 306)]