56219271

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{229}}^1$

素因数の和:383

約数の個数: 32

約数和(自身を含む): 81696000

約数和(自身を除く): 25476729

約数列:

[1, 3, 19, 57, 59, 73, 177, 219, 229, 687, 1121, 1387, 3363, 4161, 4307, 4351, 12921, 13053, 13511, 16717, 40533, 50151, 81833, 245499, 256709, 317623, 770127, 952869, 986303, 2958909, 18739757, 56219271]

約数ペア:

[(1, 56219271), (3, 18739757), (19, 2958909), (57, 986303), (59, 952869), (73, 770127), (177, 317623), (219, 256709), (229, 245499), (687, 81833), (1121, 50151), (1387, 40533), (3363, 16717), (4161, 13511), (4307, 13053), (4351, 12921)]