145006972

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{16729}}^1$

素因数の和:16941

約数の個数: 24

約数和(自身を含む): 278253360

約数和(自身を除く): 133246388

約数列:

[1, 2, 4, 11, 22, 44, 197, 394, 788, 2167, 4334, 8668, 16729, 33458, 66916, 184019, 368038, 736076, 3295613, 6591226, 13182452, 36251743, 72503486, 145006972]

約数ペア:

[(1, 145006972), (2, 72503486), (4, 36251743), (11, 13182452), (22, 6591226), (44, 3295613), (197, 736076), (394, 368038), (788, 184019), (2167, 66916), (4334, 33458), (8668, 16729)]