12762981

素因数分解:

$3^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{877}}^1$

素因数の和:911

約数の個数: 48

約数和(自身を含む): 24022080

約数和(自身を除く): 11259099

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 49, 63, 77, 99, 147, 189, 231, 297, 441, 539, 693, 877, 1323, 1617, 2079, 2631, 4851, 6139, 7893, 9647, 14553, 18417, 23679, 28941, 42973, 55251, 67529, 86823, 128919, 165753, 202587, 260469, 386757, 472703, 607761, 1160271, 1418109, 1823283, 4254327, 12762981]

約数ペア:

[(1, 12762981), (3, 4254327), (7, 1823283), (9, 1418109), (11, 1160271), (21, 607761), (27, 472703), (33, 386757), (49, 260469), (63, 202587), (77, 165753), (99, 128919), (147, 86823), (189, 67529), (231, 55251), (297, 42973), (441, 28941), (539, 23679), (693, 18417), (877, 14553), (1323, 9647), (1617, 7893), (2079, 6139), (2631, 4851)]