16912475

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{439}}^1$

素因数の和:539

約数の個数: 24

約数和(自身を含む): 22260480

約数和(自身を除く): 5348005

約数列:

[1, 5, 23, 25, 67, 115, 335, 439, 575, 1541, 1675, 2195, 7705, 10097, 10975, 29413, 38525, 50485, 147065, 252425, 676499, 735325, 3382495, 16912475]

約数ペア:

[(1, 16912475), (5, 3382495), (23, 735325), (25, 676499), (67, 252425), (115, 147065), (335, 50485), (439, 38525), (575, 29413), (1541, 10975), (1675, 10097), (2195, 7705)]