381960.0000000

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:206

約数の個数: 64

約数和(自身を含む): 8448000

約数和(自身を除く): 5193042

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 79, 109, 126, 158, 189, 218, 237, 327, 378, 474, 553, 654, 711, 763, 981, 1106, 1422, 1526, 1659, 1962, 2133, 2289, 2943, 3318, 4266, 4578, 4977, 5886, 6867, 8611, 9954, 13734, 14931, 17222, 20601, 25833, 29862, 41202, 51666, 60277, 77499, 120554, 154998, 180831, 232497, 361662, 464994, 542493, 1084986, 1627479, 3254958]

約数ペア:

[(1, 3254958), (2, 1627479), (3, 1084986), (6, 542493), (7, 464994), (9, 361662), (14, 232497), (18, 180831), (21, 154998), (27, 120554), (42, 77499), (54, 60277), (63, 51666), (79, 41202), (109, 29862), (126, 25833), (158, 20601), (189, 17222), (218, 14931), (237, 13734), (327, 9954), (378, 8611), (474, 6867), (553, 5886), (654, 4977), (711, 4578), (763, 4266), (981, 3318), (1106, 2943), (1422, 2289), (1526, 2133), (1659, 1962)]