28864629

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{2861}}^1$

素因数の和:2945

約数の個数: 24

約数和(自身を含む): 44647200

約数和(自身を除く): 15782571

約数列:

[1, 3, 9, 19, 57, 59, 171, 177, 531, 1121, 2861, 3363, 8583, 10089, 25749, 54359, 163077, 168799, 489231, 506397, 1519191, 3207181, 9621543, 28864629]

約数ペア:

[(1, 28864629), (3, 9621543), (9, 3207181), (19, 1519191), (57, 506397), (59, 489231), (171, 168799), (177, 163077), (531, 54359), (1121, 25749), (2861, 10089), (3363, 8583)]