720585603

素因数分解:

$3^2\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{16831}}^1$

素因数の和:16975

約数の個数: 24

約数和(自身を含む): 1071323136

約数和(自身を除く): 350737533

約数列:

[1, 3, 9, 67, 71, 201, 213, 603, 639, 4757, 14271, 16831, 42813, 50493, 151479, 1127677, 1195001, 3383031, 3585003, 10149093, 10755009, 80065067, 240195201, 720585603]

約数ペア:

[(1, 720585603), (3, 240195201), (9, 80065067), (67, 10755009), (71, 10149093), (201, 3585003), (213, 3383031), (603, 1195001), (639, 1127677), (4757, 151479), (14271, 50493), (16831, 42813)]