1490643

素因数分解:

$3^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1$

素因数の和:269

約数の個数: 40

約数和(自身を含む): 2787840

約数和(自身を除く): 1297197

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 81, 99, 189, 231, 239, 297, 567, 693, 717, 891, 1673, 2079, 2151, 2629, 5019, 6237, 6453, 7887, 15057, 18403, 19359, 23661, 45171, 55209, 70983, 135513, 165627, 212949, 496881, 1490643]

約数ペア:

[(1, 1490643), (3, 496881), (7, 212949), (9, 165627), (11, 135513), (21, 70983), (27, 55209), (33, 45171), (63, 23661), (77, 19359), (81, 18403), (99, 15057), (189, 7887), (231, 6453), (239, 6237), (297, 5019), (567, 2629), (693, 2151), (717, 2079), (891, 1673)]