6621993

素因数分解:

$3^5\times 7^1\times {\mathrm{17}}^1\times {\mathrm{229}}^1$

素因数の和:268

約数の個数: 48

約数和(自身を含む): 12055680

約数和(自身を除く): 5433687

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 81, 119, 153, 189, 229, 243, 357, 459, 567, 687, 1071, 1377, 1603, 1701, 2061, 3213, 3893, 4131, 4809, 6183, 9639, 11679, 14427, 18549, 27251, 28917, 35037, 43281, 55647, 81753, 105111, 129843, 245259, 315333, 389529, 735777, 945999, 2207331, 6621993]

約数ペア:

[(1, 6621993), (3, 2207331), (7, 945999), (9, 735777), (17, 389529), (21, 315333), (27, 245259), (51, 129843), (63, 105111), (81, 81753), (119, 55647), (153, 43281), (189, 35037), (229, 28917), (243, 27251), (357, 18549), (459, 14427), (567, 11679), (687, 9639), (1071, 6183), (1377, 4809), (1603, 4131), (1701, 3893), (2061, 3213)]