289399503

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{151}}^1\times {\mathrm{179}}^1$

素因数の和:459

約数の個数: 32

約数和(自身を含む): 404490240

約数和(自身を除く): 115090737

約数列:

[1, 3, 43, 83, 129, 151, 179, 249, 453, 537, 3569, 6493, 7697, 10707, 12533, 14857, 19479, 23091, 27029, 37599, 44571, 81087, 538919, 638851, 1162247, 1616757, 1916553, 2243407, 3486741, 6730221, 96466501, 289399503]

約数ペア:

[(1, 289399503), (3, 96466501), (43, 6730221), (83, 3486741), (129, 2243407), (151, 1916553), (179, 1616757), (249, 1162247), (453, 638851), (537, 538919), (3569, 81087), (6493, 44571), (7697, 37599), (10707, 27029), (12533, 23091), (14857, 19479)]