69407978

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{271}}^1\times {\mathrm{1621}}^1$

素因数の和:1973

約数の個数: 16

約数和(自身を含む): 105884160

約数和(自身を除く): 36476182

約数列:

[1, 2, 79, 158, 271, 542, 1621, 3242, 21409, 42818, 128059, 256118, 439291, 878582, 34703989, 69407978]

約数ペア:

[(1, 69407978), (2, 34703989), (79, 878582), (158, 439291), (271, 256118), (542, 128059), (1621, 42818), (3242, 21409)]