28738038

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{684239}}^1$

素因数の和:684251

約数の個数: 16

約数和(自身を含む): 65687040

約数和(自身を除く): 36949002

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 684239, 1368478, 2052717, 4105434, 4789673, 9579346, 14369019, 28738038]

約数ペア:

[(1, 28738038), (2, 14369019), (3, 9579346), (6, 4789673), (7, 4105434), (14, 2052717), (21, 1368478), (42, 684239)]