68900356

素因数分解:

$2^2\times 7^1\times {\mathrm{197}}^1\times {\mathrm{12491}}^1$

素因数の和:12699

約数の個数: 24

約数和(自身を含む): 138511296

約数和(自身を除く): 69610940

約数列:

[1, 2, 4, 7, 14, 28, 197, 394, 788, 1379, 2758, 5516, 12491, 24982, 49964, 87437, 174874, 349748, 2460727, 4921454, 9842908, 17225089, 34450178, 68900356]

約数ペア:

[(1, 68900356), (2, 34450178), (4, 17225089), (7, 9842908), (14, 4921454), (28, 2460727), (197, 349748), (394, 174874), (788, 87437), (1379, 49964), (2758, 24982), (5516, 12491)]