858995319

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{28867}}^1$

素因数の和:28999

約数の個数: 32

約数和(自身を含む): 1422615040

約数和(自身を除く): 563619721

約数列:

[1, 3, 7, 13, 21, 39, 91, 109, 273, 327, 763, 1417, 2289, 4251, 9919, 28867, 29757, 86601, 202069, 375271, 606207, 1125813, 2626897, 3146503, 7880691, 9439509, 22025521, 40904539, 66076563, 122713617, 286331773, 858995319]

約数ペア:

[(1, 858995319), (3, 286331773), (7, 122713617), (13, 66076563), (21, 40904539), (39, 22025521), (91, 9439509), (109, 7880691), (273, 3146503), (327, 2626897), (763, 1125813), (1417, 606207), (2289, 375271), (4251, 202069), (9919, 86601), (28867, 29757)]