1428273

素因数分解:

$3^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{229}}^1$

素因数の和:259

約数の個数: 40

約数和(自身を含む): 2671680

約数和(自身を除く): 1243407

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 81, 99, 189, 229, 231, 297, 567, 687, 693, 891, 1603, 2061, 2079, 2519, 4809, 6183, 6237, 7557, 14427, 17633, 18549, 22671, 43281, 52899, 68013, 129843, 158697, 204039, 476091, 1428273]

約数ペア:

[(1, 1428273), (3, 476091), (7, 204039), (9, 158697), (11, 129843), (21, 68013), (27, 52899), (33, 43281), (63, 22671), (77, 18549), (81, 17633), (99, 14427), (189, 7557), (229, 6237), (231, 6183), (297, 4809), (567, 2519), (687, 2079), (693, 2061), (891, 1603)]