217307548

素因数分解:

$2^2\times {\mathrm{97}}^1\times {\mathrm{197}}^1\times {\mathrm{2843}}^1$

素因数の和:3141

約数の個数: 24

約数和(自身を含む): 386294832

約数和(自身を除く): 168987284

約数列:

[1, 2, 4, 97, 194, 197, 388, 394, 788, 2843, 5686, 11372, 19109, 38218, 76436, 275771, 551542, 560071, 1103084, 1120142, 2240284, 54326887, 108653774, 217307548]

約数ペア:

[(1, 217307548), (2, 108653774), (4, 54326887), (97, 2240284), (194, 1120142), (197, 1103084), (388, 560071), (394, 551542), (788, 275771), (2843, 76436), (5686, 38218), (11372, 19109)]