389717828

素因数分解:

$2^2\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{16339}}^1$

素因数の和:16499

約数の個数: 24

約数和(自身を含む): 700005600

約数和(自身を除く): 310287772

約数列:

[1, 2, 4, 67, 89, 134, 178, 268, 356, 5963, 11926, 16339, 23852, 32678, 65356, 1094713, 1454171, 2189426, 2908342, 4378852, 5816684, 97429457, 194858914, 389717828]

約数ペア:

[(1, 389717828), (2, 194858914), (4, 97429457), (67, 5816684), (89, 4378852), (134, 2908342), (178, 2189426), (268, 1454171), (356, 1094713), (5963, 65356), (11926, 32678), (16339, 23852)]