28313667

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{313}}^1$

素因数の和:384

約数の個数: 36

約数和(自身を含む): 45146920

約数和(自身を除く): 16833253

約数列:

[1, 3, 9, 19, 23, 57, 69, 171, 207, 313, 437, 529, 939, 1311, 1587, 2817, 3933, 4761, 5947, 7199, 10051, 17841, 21597, 30153, 53523, 64791, 90459, 136781, 165577, 410343, 496731, 1231029, 1490193, 3145963, 9437889, 28313667]

約数ペア:

[(1, 28313667), (3, 9437889), (9, 3145963), (19, 1490193), (23, 1231029), (57, 496731), (69, 410343), (171, 165577), (207, 136781), (313, 90459), (437, 64791), (529, 53523), (939, 30153), (1311, 21597), (1587, 17841), (2817, 10051), (3933, 7199), (4761, 5947)]