84640028

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{28711}}^1$

素因数の和:28793

約数の個数: 24

約数和(自身を含む): 164002944

約数和(自身を除く): 79362916

約数列:

[1, 2, 4, 11, 22, 44, 67, 134, 268, 737, 1474, 2948, 28711, 57422, 114844, 315821, 631642, 1263284, 1923637, 3847274, 7694548, 21160007, 42320014, 84640028]

約数ペア:

[(1, 84640028), (2, 42320014), (4, 21160007), (11, 7694548), (22, 3847274), (44, 1923637), (67, 1263284), (134, 631642), (268, 315821), (737, 114844), (1474, 57422), (2948, 28711)]