138870116

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1571}}^1$

素因数の和:1641

約数の個数: 72

約数和(自身を含む): 316122912

約数和(自身を除く): 177252796

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 41, 44, 49, 77, 82, 98, 154, 164, 196, 287, 308, 451, 539, 574, 902, 1078, 1148, 1571, 1804, 2009, 2156, 3142, 3157, 4018, 6284, 6314, 8036, 10997, 12628, 17281, 21994, 22099, 34562, 43988, 44198, 64411, 69124, 76979, 88396, 120967, 128822, 153958, 241934, 257644, 307916, 450877, 483868, 708521, 846769, 901754, 1417042, 1693538, 1803508, 2834084, 3156139, 3387076, 4959647, 6312278, 9919294, 12624556, 19838588, 34717529, 69435058, 138870116]

約数ペア:

[(1, 138870116), (2, 69435058), (4, 34717529), (7, 19838588), (11, 12624556), (14, 9919294), (22, 6312278), (28, 4959647), (41, 3387076), (44, 3156139), (49, 2834084), (77, 1803508), (82, 1693538), (98, 1417042), (154, 901754), (164, 846769), (196, 708521), (287, 483868), (308, 450877), (451, 307916), (539, 257644), (574, 241934), (902, 153958), (1078, 128822), (1148, 120967), (1571, 88396), (1804, 76979), (2009, 69124), (2156, 64411), (3142, 44198), (3157, 43988), (4018, 34562), (6284, 22099), (6314, 21994), (8036, 17281), (10997, 12628)]