27721941

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{193}}^1$

素因数の和:365

約数の個数: 32

約数和(自身を含む): 41717760

約数和(自身を除く): 13995819

約数列:

[1, 3, 13, 29, 39, 87, 127, 193, 377, 381, 579, 1131, 1651, 2509, 3683, 4953, 5597, 7527, 11049, 16791, 24511, 47879, 72761, 73533, 143637, 218283, 318643, 710819, 955929, 2132457, 9240647, 27721941]

約数ペア:

[(1, 27721941), (3, 9240647), (13, 2132457), (29, 955929), (39, 710819), (87, 318643), (127, 218283), (193, 143637), (377, 73533), (381, 72761), (579, 47879), (1131, 24511), (1651, 16791), (2509, 11049), (3683, 7527), (4953, 5597)]