12889239

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{337}}^1$

素因数の和:431

約数の個数: 32

約数和(自身を含む): 20117760

約数和(自身を除く): 7228521

約数列:

[1, 3, 11, 19, 33, 57, 61, 183, 209, 337, 627, 671, 1011, 1159, 2013, 3477, 3707, 6403, 11121, 12749, 19209, 20557, 38247, 61671, 70433, 211299, 226127, 390583, 678381, 1171749, 4296413, 12889239]

約数ペア:

[(1, 12889239), (3, 4296413), (11, 1171749), (19, 678381), (33, 390583), (57, 226127), (61, 211299), (183, 70433), (209, 61671), (337, 38247), (627, 20557), (671, 19209), (1011, 12749), (1159, 11121), (2013, 6403), (3477, 3707)]