1231130361

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{163}}^1$

素因数の和:390

約数の個数: 64

約数和(自身を含む): 1877188608

約数和(自身を除く): 646058247

約数列:

[1, 3, 17, 23, 47, 51, 69, 137, 141, 163, 391, 411, 489, 799, 1081, 1173, 2329, 2397, 2771, 3151, 3243, 3749, 6439, 6987, 7661, 8313, 9453, 11247, 18377, 19317, 22331, 22983, 53567, 55131, 63733, 66993, 109463, 130237, 148097, 160701, 176203, 191199, 328389, 379627, 390711, 444291, 513613, 528609, 1049557, 1138881, 1540839, 2517649, 2995451, 3148671, 7552947, 8731421, 8986353, 17842469, 24139811, 26194263, 53527407, 72419433, 410376787, 1231130361]

約数ペア:

[(1, 1231130361), (3, 410376787), (17, 72419433), (23, 53527407), (47, 26194263), (51, 24139811), (69, 17842469), (137, 8986353), (141, 8731421), (163, 7552947), (391, 3148671), (411, 2995451), (489, 2517649), (799, 1540839), (1081, 1138881), (1173, 1049557), (2329, 528609), (2397, 513613), (2771, 444291), (3151, 390711), (3243, 379627), (3749, 328389), (6439, 191199), (6987, 176203), (7661, 160701), (8313, 148097), (9453, 130237), (11247, 109463), (18377, 66993), (19317, 63733), (22331, 55131), (22983, 53567)]