320416473

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{523}}^1\times {\mathrm{683}}^1$

素因数の和:1245

約数の個数: 32

約数和(自身を含む): 481711104

約数和(自身を除く): 161294631

約数列:

[1, 3, 13, 23, 39, 69, 299, 523, 683, 897, 1569, 2049, 6799, 8879, 12029, 15709, 20397, 26637, 36087, 47127, 156377, 204217, 357209, 469131, 612651, 1071627, 4643717, 8215807, 13931151, 24647421, 106805491, 320416473]

約数ペア:

[(1, 320416473), (3, 106805491), (13, 24647421), (23, 13931151), (39, 8215807), (69, 4643717), (299, 1071627), (523, 612651), (683, 469131), (897, 357209), (1569, 204217), (2049, 156377), (6799, 47127), (8879, 36087), (12029, 26637), (15709, 20397)]