74279985

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{3371}}^1$

素因数の和:3505

約数の個数: 32

約数和(自身を含む): 129161088

約数和(自身を除く): 54881103

約数列:

[1, 3, 5, 13, 15, 39, 65, 113, 195, 339, 565, 1469, 1695, 3371, 4407, 7345, 10113, 16855, 22035, 43823, 50565, 131469, 219115, 380923, 657345, 1142769, 1904615, 4951999, 5713845, 14855997, 24759995, 74279985]

約数ペア:

[(1, 74279985), (3, 24759995), (5, 14855997), (13, 5713845), (15, 4951999), (39, 1904615), (65, 1142769), (113, 657345), (195, 380923), (339, 219115), (565, 131469), (1469, 50565), (1695, 43823), (3371, 22035), (4407, 16855), (7345, 10113)]