208656490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{15131}}^1$

素因数の和:15342

約数の個数: 32

約数和(自身を含む): 431443584

約数和(自身を除く): 222787094

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 197, 394, 985, 1379, 1970, 2758, 6895, 13790, 15131, 30262, 75655, 105917, 151310, 211834, 529585, 1059170, 2980807, 5961614, 14904035, 20865649, 29808070, 41731298, 104328245, 208656490]

約数ペア:

[(1, 208656490), (2, 104328245), (5, 41731298), (7, 29808070), (10, 20865649), (14, 14904035), (35, 5961614), (70, 2980807), (197, 1059170), (394, 529585), (985, 211834), (1379, 151310), (1970, 105917), (2758, 75655), (6895, 30262), (13790, 15131)]