905242119

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{2339}}^1$

素因数の和:2515

約数の個数: 32

約数和(自身を含む): 1293926400

約数和(自身を除く): 388684281

約数列:

[1, 3, 23, 69, 71, 79, 213, 237, 1633, 1817, 2339, 4899, 5451, 5609, 7017, 16827, 53797, 129007, 161391, 166069, 184781, 387021, 498207, 554343, 3819587, 4249963, 11458761, 12749889, 13119451, 39358353, 301747373, 905242119]

約数ペア:

[(1, 905242119), (3, 301747373), (23, 39358353), (69, 13119451), (71, 12749889), (79, 11458761), (213, 4249963), (237, 3819587), (1633, 554343), (1817, 498207), (2339, 387021), (4899, 184781), (5451, 166069), (5609, 161391), (7017, 129007), (16827, 53797)]