72098257

素因数分解:

$7^3\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{197}}^1$

素因数の和:326

約数の個数: 32

約数和(自身を含む): 93139200

約数和(自身を除く): 21040943

約数列:

[1, 7, 11, 49, 77, 97, 197, 343, 539, 679, 1067, 1379, 2167, 3773, 4753, 7469, 9653, 15169, 19109, 33271, 52283, 67571, 106183, 133763, 210199, 365981, 743281, 936341, 1471393, 6554387, 10299751, 72098257]

約数ペア:

[(1, 72098257), (7, 10299751), (11, 6554387), (49, 1471393), (77, 936341), (97, 743281), (197, 365981), (343, 210199), (539, 133763), (679, 106183), (1067, 67571), (1379, 52283), (2167, 33271), (3773, 19109), (4753, 15169), (7469, 9653)]