672345

素因数分解:

$3^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{223}}^1$

素因数の和:301

約数の個数: 24

約数和(自身を含む): 1188096

約数和(自身を除く): 515751

約数列:

[1, 3, 5, 9, 15, 45, 67, 201, 223, 335, 603, 669, 1005, 1115, 2007, 3015, 3345, 10035, 14941, 44823, 74705, 134469, 224115, 672345]

約数ペア:

[(1, 672345), (3, 224115), (5, 134469), (9, 74705), (15, 44823), (45, 14941), (67, 10035), (201, 3345), (223, 3015), (335, 2007), (603, 1115), (669, 1005)]