221077744

素因数分解:

$2^4\times {\mathrm{97}}^1\times {\mathrm{181}}^1\times {\mathrm{787}}^1$

素因数の和:1073

約数の個数: 40

約数和(自身を含む): 435697808

約数和(自身を除く): 214620064

約数列:

[1, 2, 4, 8, 16, 97, 181, 194, 362, 388, 724, 776, 787, 1448, 1552, 1574, 2896, 3148, 6296, 12592, 17557, 35114, 70228, 76339, 140456, 142447, 152678, 280912, 284894, 305356, 569788, 610712, 1139576, 1221424, 2279152, 13817359, 27634718, 55269436, 110538872, 221077744]

約数ペア:

[(1, 221077744), (2, 110538872), (4, 55269436), (8, 27634718), (16, 13817359), (97, 2279152), (181, 1221424), (194, 1139576), (362, 610712), (388, 569788), (724, 305356), (776, 284894), (787, 280912), (1448, 152678), (1552, 142447), (1574, 140456), (2896, 76339), (3148, 70228), (6296, 35114), (12592, 17557)]