56721366

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{242399}}^1$

素因数の和:242420

約数の個数: 24

約数和(自身を含む): 132350400

約数和(自身を除く): 75629034

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 242399, 484798, 727197, 1454394, 2181591, 3151187, 4363182, 6302374, 9453561, 18907122, 28360683, 56721366]

約数ペア:

[(1, 56721366), (2, 28360683), (3, 18907122), (6, 9453561), (9, 6302374), (13, 4363182), (18, 3151187), (26, 2181591), (39, 1454394), (78, 727197), (117, 484798), (234, 242399)]