210866805

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{2129}}^1$

素因数の和:2242

約数の個数: 48

約数和(自身を含む): 382786560

約数和(自身を除く): 171919755

約数列:

[1, 3, 5, 9, 15, 31, 45, 71, 93, 155, 213, 279, 355, 465, 639, 1065, 1395, 2129, 2201, 3195, 6387, 6603, 10645, 11005, 19161, 19809, 31935, 33015, 65999, 95805, 99045, 151159, 197997, 329995, 453477, 593991, 755795, 989985, 1360431, 2267385, 2969955, 4685929, 6802155, 14057787, 23429645, 42173361, 70288935, 210866805]

約数ペア:

[(1, 210866805), (3, 70288935), (5, 42173361), (9, 23429645), (15, 14057787), (31, 6802155), (45, 4685929), (71, 2969955), (93, 2267385), (155, 1360431), (213, 989985), (279, 755795), (355, 593991), (465, 453477), (639, 329995), (1065, 197997), (1395, 151159), (2129, 99045), (2201, 95805), (3195, 65999), (6387, 33015), (6603, 31935), (10645, 19809), (11005, 19161)]