26785647

素因数分解:

$3^6\times 7^1\times {\mathrm{29}}^1\times {\mathrm{181}}^1$

素因数の和:235

約数の個数: 56

約数和(自身を含む): 47742240

約数和(自身を除く): 20956593

約数列:

[1, 3, 7, 9, 21, 27, 29, 63, 81, 87, 181, 189, 203, 243, 261, 543, 567, 609, 729, 783, 1267, 1629, 1701, 1827, 2349, 3801, 4887, 5103, 5249, 5481, 7047, 11403, 14661, 15747, 16443, 21141, 34209, 36743, 43983, 47241, 49329, 102627, 110229, 131949, 141723, 147987, 307881, 330687, 425169, 923643, 992061, 1275507, 2976183, 3826521, 8928549, 26785647]

約数ペア:

[(1, 26785647), (3, 8928549), (7, 3826521), (9, 2976183), (21, 1275507), (27, 992061), (29, 923643), (63, 425169), (81, 330687), (87, 307881), (181, 147987), (189, 141723), (203, 131949), (243, 110229), (261, 102627), (543, 49329), (567, 47241), (609, 43983), (729, 36743), (783, 34209), (1267, 21141), (1629, 16443), (1701, 15747), (1827, 14661), (2349, 11403), (3801, 7047), (4887, 5481), (5103, 5249)]