121478511

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{233}}^1$

素因数の和:352

約数の個数: 64

約数和(自身を含む): 211700736

約数和(自身を除く): 90222225

約数列:

[1, 3, 7, 11, 21, 33, 37, 61, 77, 111, 183, 231, 233, 259, 407, 427, 671, 699, 777, 1221, 1281, 1631, 2013, 2257, 2563, 2849, 4697, 4893, 6771, 7689, 8547, 8621, 14091, 14213, 15799, 17941, 24827, 25863, 42639, 47397, 53823, 60347, 74481, 94831, 99491, 156343, 173789, 181041, 284493, 298473, 469029, 521367, 525881, 663817, 1094401, 1577643, 1991451, 3283203, 3681167, 5784691, 11043501, 17354073, 40492837, 121478511]

約数ペア:

[(1, 121478511), (3, 40492837), (7, 17354073), (11, 11043501), (21, 5784691), (33, 3681167), (37, 3283203), (61, 1991451), (77, 1577643), (111, 1094401), (183, 663817), (231, 525881), (233, 521367), (259, 469029), (407, 298473), (427, 284493), (671, 181041), (699, 173789), (777, 156343), (1221, 99491), (1281, 94831), (1631, 74481), (2013, 60347), (2257, 53823), (2563, 47397), (2849, 42639), (4697, 25863), (4893, 24827), (6771, 17941), (7689, 15799), (8547, 14213), (8621, 14091)]