128220354

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{103237}}^1$

素因数の和:103271

約数の個数: 32

約数和(自身を含む): 297325440

約数和(自身を除く): 169105086

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 138, 207, 414, 621, 1242, 103237, 206474, 309711, 619422, 929133, 1858266, 2374451, 2787399, 4748902, 5574798, 7123353, 14246706, 21370059, 42740118, 64110177, 128220354]

約数ペア:

[(1, 128220354), (2, 64110177), (3, 42740118), (6, 21370059), (9, 14246706), (18, 7123353), (23, 5574798), (27, 4748902), (46, 2787399), (54, 2374451), (69, 1858266), (138, 929133), (207, 619422), (414, 309711), (621, 206474), (1242, 103237)]