306553611

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^2\times {\mathrm{163}}^1$

素因数の和:352

約数の個数: 48

約数和(自身を含む): 512320256

約数和(自身を除く): 205766645

約数列:

[1, 3, 7, 13, 21, 39, 83, 91, 163, 249, 273, 489, 581, 1079, 1141, 1743, 2119, 3237, 3423, 6357, 6889, 7553, 13529, 14833, 20667, 22659, 40587, 44499, 48223, 89557, 94703, 144669, 175877, 268671, 284109, 527631, 626899, 1122907, 1231139, 1880697, 3368721, 3693417, 7860349, 14597791, 23581047, 43793373, 102184537, 306553611]

約数ペア:

[(1, 306553611), (3, 102184537), (7, 43793373), (13, 23581047), (21, 14597791), (39, 7860349), (83, 3693417), (91, 3368721), (163, 1880697), (249, 1231139), (273, 1122907), (489, 626899), (581, 527631), (1079, 284109), (1141, 268671), (1743, 175877), (2119, 144669), (3237, 94703), (3423, 89557), (6357, 48223), (6889, 44499), (7553, 40587), (13529, 22659), (14833, 20667)]