47528481

素因数分解:

$3^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1$

素因数の和:84

約数の個数: 128

約数和(自身を含む): 96768000

約数和(自身を除く): 49239519

約数列:

[1, 3, 7, 11, 13, 17, 19, 21, 33, 39, 49, 51, 57, 77, 91, 119, 133, 143, 147, 187, 209, 221, 231, 247, 273, 323, 343, 357, 399, 429, 539, 561, 627, 637, 663, 741, 833, 931, 969, 1001, 1029, 1309, 1463, 1547, 1617, 1729, 1911, 2261, 2431, 2499, 2717, 2793, 3003, 3553, 3773, 3927, 4199, 4389, 4459, 4641, 5187, 5831, 6517, 6783, 7007, 7293, 8151, 9163, 10241, 10659, 10829, 11319, 12103, 12597, 13377, 15827, 17017, 17493, 19019, 19551, 21021, 24871, 27489, 29393, 30723, 32487, 36309, 46189, 47481, 49049, 51051, 57057, 64141, 71687, 74613, 75803, 84721, 88179, 110789, 119119, 133133, 138567, 147147, 174097, 192423, 205751, 215061, 227409, 254163, 323323, 332367, 357357, 399399, 522291, 617253, 833833, 931931, 969969, 1218679, 1440257, 2263261, 2501499, 2795793, 3656037, 4320771, 6789783, 15842827, 47528481]

約数ペア:

[(1, 47528481), (3, 15842827), (7, 6789783), (11, 4320771), (13, 3656037), (17, 2795793), (19, 2501499), (21, 2263261), (33, 1440257), (39, 1218679), (49, 969969), (51, 931931), (57, 833833), (77, 617253), (91, 522291), (119, 399399), (133, 357357), (143, 332367), (147, 323323), (187, 254163), (209, 227409), (221, 215061), (231, 205751), (247, 192423), (273, 174097), (323, 147147), (343, 138567), (357, 133133), (399, 119119), (429, 110789), (539, 88179), (561, 84721), (627, 75803), (637, 74613), (663, 71687), (741, 64141), (833, 57057), (931, 51051), (969, 49049), (1001, 47481), (1029, 46189), (1309, 36309), (1463, 32487), (1547, 30723), (1617, 29393), (1729, 27489), (1911, 24871), (2261, 21021), (2431, 19551), (2499, 19019), (2717, 17493), (2793, 17017), (3003, 15827), (3553, 13377), (3773, 12597), (3927, 12103), (4199, 11319), (4389, 10829), (4459, 10659), (4641, 10241), (5187, 9163), (5831, 8151), (6517, 7293), (6783, 7007)]