2875257

素因数分解:

$3^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{461}}^1$

素因数の和:491

約数の個数: 40

約数和(自身を含む): 5366592

約数和(自身を除く): 2491335

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 81, 99, 189, 231, 297, 461, 567, 693, 891, 1383, 2079, 3227, 4149, 5071, 6237, 9681, 12447, 15213, 29043, 35497, 37341, 45639, 87129, 106491, 136917, 261387, 319473, 410751, 958419, 2875257]

約数ペア:

[(1, 2875257), (3, 958419), (7, 410751), (9, 319473), (11, 261387), (21, 136917), (27, 106491), (33, 87129), (63, 45639), (77, 37341), (81, 35497), (99, 29043), (189, 15213), (231, 12447), (297, 9681), (461, 6237), (567, 5071), (693, 4149), (891, 3227), (1383, 2079)]