247638664

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{10973}}^1$

素因数の和:11030

約数の個数: 64

約数和(自身を含む): 589962240

約数和(自身を除く): 342323576

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 31, 52, 56, 62, 91, 104, 124, 182, 217, 248, 364, 403, 434, 728, 806, 868, 1612, 1736, 2821, 3224, 5642, 10973, 11284, 21946, 22568, 43892, 76811, 87784, 142649, 153622, 285298, 307244, 340163, 570596, 614488, 680326, 998543, 1141192, 1360652, 1997086, 2381141, 2721304, 3994172, 4422119, 4762282, 7988344, 8844238, 9524564, 17688476, 19049128, 30954833, 35376952, 61909666, 123819332, 247638664]

約数ペア:

[(1, 247638664), (2, 123819332), (4, 61909666), (7, 35376952), (8, 30954833), (13, 19049128), (14, 17688476), (26, 9524564), (28, 8844238), (31, 7988344), (52, 4762282), (56, 4422119), (62, 3994172), (91, 2721304), (104, 2381141), (124, 1997086), (182, 1360652), (217, 1141192), (248, 998543), (364, 680326), (403, 614488), (434, 570596), (728, 340163), (806, 307244), (868, 285298), (1612, 153622), (1736, 142649), (2821, 87784), (3224, 76811), (5642, 43892), (10973, 22568), (11284, 21946)]