1640809989

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{587}}^1\times {\mathrm{3413}}^1$

素因数の和:4026

約数の個数: 48

約数和(自身を含む): 2922820992

約数和(自身を除く): 1282011003

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 587, 819, 1761, 3413, 4109, 5283, 7631, 10239, 12327, 22893, 23891, 30717, 36981, 44369, 53417, 68679, 71673, 133107, 160251, 215019, 310583, 399321, 480753, 931749, 2003431, 2795247, 6010293, 14024017, 18030879, 26044603, 42072051, 78133809, 126216153, 182312221, 234401427, 546936663, 1640809989]

約数ペア:

[(1, 1640809989), (3, 546936663), (7, 234401427), (9, 182312221), (13, 126216153), (21, 78133809), (39, 42072051), (63, 26044603), (91, 18030879), (117, 14024017), (273, 6010293), (587, 2795247), (819, 2003431), (1761, 931749), (3413, 480753), (4109, 399321), (5283, 310583), (7631, 215019), (10239, 160251), (12327, 133107), (22893, 71673), (23891, 68679), (30717, 53417), (36981, 44369)]