6722457

素因数分解:

$3^1\times 7^3\times {\mathrm{47}}^1\times {\mathrm{139}}^1$

素因数の和:210

約数の個数: 32

約数和(自身を含む): 10752000

約数和(自身を除く): 4029543

約数列:

[1, 3, 7, 21, 47, 49, 139, 141, 147, 329, 343, 417, 973, 987, 1029, 2303, 2919, 6533, 6811, 6909, 16121, 19599, 20433, 45731, 47677, 48363, 137193, 143031, 320117, 960351, 2240819, 6722457]

約数ペア:

[(1, 6722457), (3, 2240819), (7, 960351), (21, 320117), (47, 143031), (49, 137193), (139, 48363), (141, 47677), (147, 45731), (329, 20433), (343, 19599), (417, 16121), (973, 6909), (987, 6811), (1029, 6533), (2303, 2919)]