388675206

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{312943}}^1$

素因数の和:312977

約数の個数: 32

約数和(自身を含む): 901278720

約数和(自身を除く): 512603514

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 138, 207, 414, 621, 1242, 312943, 625886, 938829, 1877658, 2816487, 5632974, 7197689, 8449461, 14395378, 16898922, 21593067, 43186134, 64779201, 129558402, 194337603, 388675206]

約数ペア:

[(1, 388675206), (2, 194337603), (3, 129558402), (6, 64779201), (9, 43186134), (18, 21593067), (23, 16898922), (27, 14395378), (46, 8449461), (54, 7197689), (69, 5632974), (138, 2816487), (207, 1877658), (414, 938829), (621, 625886), (1242, 312943)]