66751218

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{2749}}^1$

素因数の和:2847

約数の個数: 48

約数和(自身を含む): 154440000

約数和(自身を除く): 87688782

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 71, 114, 142, 171, 213, 342, 426, 639, 1278, 1349, 2698, 2749, 4047, 5498, 8094, 8247, 12141, 16494, 24282, 24741, 49482, 52231, 104462, 156693, 195179, 313386, 390358, 470079, 585537, 940158, 1171074, 1756611, 3513222, 3708401, 7416802, 11125203, 22250406, 33375609, 66751218]

約数ペア:

[(1, 66751218), (2, 33375609), (3, 22250406), (6, 11125203), (9, 7416802), (18, 3708401), (19, 3513222), (38, 1756611), (57, 1171074), (71, 940158), (114, 585537), (142, 470079), (171, 390358), (213, 313386), (342, 195179), (426, 156693), (639, 104462), (1278, 52231), (1349, 49482), (2698, 24741), (2749, 24282), (4047, 16494), (5498, 12141), (8094, 8247)]