81429854

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{283}}^1$

素因数の和:377

約数の個数: 48

約数和(自身を含む): 142778160

約数和(自身を除く): 61348306

約数列:

[1, 2, 11, 22, 29, 41, 58, 82, 121, 242, 283, 319, 451, 566, 638, 902, 1189, 2378, 3113, 3509, 4961, 6226, 7018, 8207, 9922, 11603, 13079, 16414, 23206, 26158, 34243, 68486, 90277, 127633, 143869, 180554, 255266, 287738, 336487, 672974, 993047, 1403963, 1986094, 2807926, 3701357, 7402714, 40714927, 81429854]

約数ペア:

[(1, 81429854), (2, 40714927), (11, 7402714), (22, 3701357), (29, 2807926), (41, 1986094), (58, 1403963), (82, 993047), (121, 672974), (242, 336487), (283, 287738), (319, 255266), (451, 180554), (566, 143869), (638, 127633), (902, 90277), (1189, 68486), (2378, 34243), (3113, 26158), (3509, 23206), (4961, 16414), (6226, 13079), (7018, 11603), (8207, 9922)]