219241672

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{5231}}^1$

素因数の和:5294

約数の個数: 48

約数和(自身を含む): 459578880

約数和(自身を除く): 240337208

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 169, 248, 338, 403, 676, 806, 1352, 1612, 3224, 5231, 5239, 10462, 10478, 20924, 20956, 41848, 41912, 68003, 136006, 162161, 272012, 324322, 544024, 648644, 884039, 1297288, 1768078, 2108093, 3536156, 4216186, 7072312, 8432372, 16864744, 27405209, 54810418, 109620836, 219241672]

約数ペア:

[(1, 219241672), (2, 109620836), (4, 54810418), (8, 27405209), (13, 16864744), (26, 8432372), (31, 7072312), (52, 4216186), (62, 3536156), (104, 2108093), (124, 1768078), (169, 1297288), (248, 884039), (338, 648644), (403, 544024), (676, 324322), (806, 272012), (1352, 162161), (1612, 136006), (3224, 68003), (5231, 41912), (5239, 41848), (10462, 20956), (10478, 20924)]