81498417

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3877}}^1$

素因数の和:3918

約数の個数: 48

約数和(自身を含む): 148542912

約数和(自身を除く): 67044495

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 49, 77, 91, 143, 147, 231, 273, 429, 539, 637, 1001, 1617, 1911, 3003, 3877, 7007, 11631, 21021, 27139, 42647, 50401, 81417, 127941, 151203, 189973, 298529, 352807, 554411, 569919, 895587, 1058421, 1663233, 2089703, 2469649, 3880877, 6269109, 7408947, 11642631, 27166139, 81498417]

約数ペア:

[(1, 81498417), (3, 27166139), (7, 11642631), (11, 7408947), (13, 6269109), (21, 3880877), (33, 2469649), (39, 2089703), (49, 1663233), (77, 1058421), (91, 895587), (143, 569919), (147, 554411), (231, 352807), (273, 298529), (429, 189973), (539, 151203), (637, 127941), (1001, 81417), (1617, 50401), (1911, 42647), (3003, 27139), (3877, 21021), (7007, 11631)]