6951987

素因数分解:

$3^5\times 7^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:150

約数の個数: 48

約数和(自身を含む): 12276992

約数和(自身を除く): 5325005

約数列:

[1, 3, 7, 9, 21, 27, 61, 63, 67, 81, 183, 189, 201, 243, 427, 469, 549, 567, 603, 1281, 1407, 1647, 1701, 1809, 3843, 4087, 4221, 4941, 5427, 11529, 12261, 12663, 14823, 16281, 28609, 34587, 36783, 37989, 85827, 103761, 110349, 113967, 257481, 331047, 772443, 993141, 2317329, 6951987]

約数ペア:

[(1, 6951987), (3, 2317329), (7, 993141), (9, 772443), (21, 331047), (27, 257481), (61, 113967), (63, 110349), (67, 103761), (81, 85827), (183, 37989), (189, 36783), (201, 34587), (243, 28609), (427, 16281), (469, 14823), (549, 12663), (567, 12261), (603, 11529), (1281, 5427), (1407, 4941), (1647, 4221), (1701, 4087), (1809, 3843)]