11727807

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2$

素因数の和:85

約数の個数: 72

約数和(自身を含む): 21890736

約数和(自身を除く): 10162929

約数列:

[1, 3, 7, 13, 17, 19, 21, 39, 49, 51, 57, 91, 119, 133, 147, 221, 247, 273, 323, 357, 361, 399, 637, 663, 741, 833, 931, 969, 1083, 1547, 1729, 1911, 2261, 2499, 2527, 2793, 4199, 4641, 4693, 5187, 6137, 6783, 7581, 10829, 12103, 12597, 14079, 15827, 17689, 18411, 29393, 32487, 32851, 36309, 42959, 47481, 53067, 79781, 88179, 98553, 128877, 205751, 229957, 239343, 300713, 558467, 617253, 689871, 902139, 1675401, 3909269, 11727807]

約数ペア:

[(1, 11727807), (3, 3909269), (7, 1675401), (13, 902139), (17, 689871), (19, 617253), (21, 558467), (39, 300713), (49, 239343), (51, 229957), (57, 205751), (91, 128877), (119, 98553), (133, 88179), (147, 79781), (221, 53067), (247, 47481), (273, 42959), (323, 36309), (357, 32851), (361, 32487), (399, 29393), (637, 18411), (663, 17689), (741, 15827), (833, 14079), (931, 12597), (969, 12103), (1083, 10829), (1547, 7581), (1729, 6783), (1911, 6137), (2261, 5187), (2499, 4693), (2527, 4641), (2793, 4199)]