28690914

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{12889}}^1$

素因数の和:12954

約数の個数: 32

約数和(自身を含む): 66821760

約数和(自身を除く): 38130846

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 53, 106, 159, 318, 371, 742, 1113, 2226, 12889, 25778, 38667, 77334, 90223, 180446, 270669, 541338, 683117, 1366234, 2049351, 4098702, 4781819, 9563638, 14345457, 28690914]

約数ペア:

[(1, 28690914), (2, 14345457), (3, 9563638), (6, 4781819), (7, 4098702), (14, 2049351), (21, 1366234), (42, 683117), (53, 541338), (106, 270669), (159, 180446), (318, 90223), (371, 77334), (742, 38667), (1113, 25778), (2226, 12889)]