856552972

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{319133}}^1$

素因数の和:319209

約数の個数: 24

約数和(自身を含む): 1662049872

約数和(自身を除く): 805496900

約数列:

[1, 2, 4, 11, 22, 44, 61, 122, 244, 671, 1342, 2684, 319133, 638266, 1276532, 3510463, 7020926, 14041852, 19467113, 38934226, 77868452, 214138243, 428276486, 856552972]

約数ペア:

[(1, 856552972), (2, 428276486), (4, 214138243), (11, 77868452), (22, 38934226), (44, 19467113), (61, 14041852), (122, 7020926), (244, 3510463), (671, 1276532), (1342, 638266), (2684, 319133)]