201222369

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{25037}}^1$

素因数の和:25109

約数の個数: 24

約数和(自身を含む): 312474240

約数和(自身を除く): 111251871

約数列:

[1, 3, 9, 19, 47, 57, 141, 171, 423, 893, 2679, 8037, 25037, 75111, 225333, 475703, 1176739, 1427109, 3530217, 4281327, 10590651, 22358041, 67074123, 201222369]

約数ペア:

[(1, 201222369), (3, 67074123), (9, 22358041), (19, 10590651), (47, 4281327), (57, 3530217), (141, 1427109), (171, 1176739), (423, 475703), (893, 225333), (2679, 75111), (8037, 25037)]