16404175

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{607}}^1$

素因数の和:687

約数の個数: 24

約数和(自身を含む): 21712896

約数和(自身を除く): 5308721

約数列:

[1, 5, 23, 25, 47, 115, 235, 575, 607, 1081, 1175, 3035, 5405, 13961, 15175, 27025, 28529, 69805, 142645, 349025, 656167, 713225, 3280835, 16404175]

約数ペア:

[(1, 16404175), (5, 3280835), (23, 713225), (25, 656167), (47, 349025), (115, 142645), (235, 69805), (575, 28529), (607, 27025), (1081, 15175), (1175, 13961), (3035, 5405)]