215528313

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{10253}}^1$

素因数の和:10294

約数の個数: 48

約数和(自身を含む): 392769216

約数和(自身を除く): 177240903

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 49, 77, 91, 143, 147, 231, 273, 429, 539, 637, 1001, 1617, 1911, 3003, 7007, 10253, 21021, 30759, 71771, 112783, 133289, 215313, 338349, 399867, 502397, 789481, 933023, 1466179, 1507191, 2368443, 2799069, 4398537, 5526367, 6531161, 10263253, 16579101, 19593483, 30789759, 71842771, 215528313]

約数ペア:

[(1, 215528313), (3, 71842771), (7, 30789759), (11, 19593483), (13, 16579101), (21, 10263253), (33, 6531161), (39, 5526367), (49, 4398537), (77, 2799069), (91, 2368443), (143, 1507191), (147, 1466179), (231, 933023), (273, 789481), (429, 502397), (539, 399867), (637, 338349), (1001, 215313), (1617, 133289), (1911, 112783), (3003, 71771), (7007, 30759), (10253, 21021)]