40688229

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1$

素因数の和:249

約数の個数: 32

約数和(自身を含む): 57968640

約数和(自身を除く): 17280411

約数列:

[1, 3, 47, 59, 67, 73, 141, 177, 201, 219, 2773, 3149, 3431, 3953, 4307, 4891, 8319, 9447, 10293, 11859, 12921, 14673, 185791, 202429, 229877, 288569, 557373, 607287, 689631, 865707, 13562743, 40688229]

約数ペア:

[(1, 40688229), (3, 13562743), (47, 865707), (59, 689631), (67, 607287), (73, 557373), (141, 288569), (177, 229877), (201, 202429), (219, 185791), (2773, 14673), (3149, 12921), (3431, 11859), (3953, 10293), (4307, 9447), (4891, 8319)]