213520461

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{48649}}^1$

素因数の和:48689

約数の個数: 32

約数和(自身を含む): 373632000

約数和(自身を除く): 160111539

約数列:

[1, 3, 7, 11, 19, 21, 33, 57, 77, 133, 209, 231, 399, 627, 1463, 4389, 48649, 145947, 340543, 535139, 924331, 1021629, 1605417, 2772993, 3745973, 6470317, 10167641, 11237919, 19410951, 30502923, 71173487, 213520461]

約数ペア:

[(1, 213520461), (3, 71173487), (7, 30502923), (11, 19410951), (19, 11237919), (21, 10167641), (33, 6470317), (57, 3745973), (77, 2772993), (133, 1605417), (209, 1021629), (231, 924331), (399, 535139), (627, 340543), (1463, 145947), (4389, 48649)]