8199198

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{109}}^1\times {\mathrm{199}}^1$

素因数の和:326

約数の個数: 64

約数和(自身を含む): 21120000

約数和(自身を除く): 12920802

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 109, 126, 189, 199, 218, 327, 378, 398, 597, 654, 763, 981, 1194, 1393, 1526, 1791, 1962, 2289, 2786, 2943, 3582, 4179, 4578, 5373, 5886, 6867, 8358, 10746, 12537, 13734, 20601, 21691, 25074, 37611, 41202, 43382, 65073, 75222, 130146, 151837, 195219, 303674, 390438, 455511, 585657, 911022, 1171314, 1366533, 2733066, 4099599, 8199198]

約数ペア:

[(1, 8199198), (2, 4099599), (3, 2733066), (6, 1366533), (7, 1171314), (9, 911022), (14, 585657), (18, 455511), (21, 390438), (27, 303674), (42, 195219), (54, 151837), (63, 130146), (109, 75222), (126, 65073), (189, 43382), (199, 41202), (218, 37611), (327, 25074), (378, 21691), (398, 20601), (597, 13734), (654, 12537), (763, 10746), (981, 8358), (1194, 6867), (1393, 5886), (1526, 5373), (1791, 4578), (1962, 4179), (2289, 3582), (2786, 2943)]