9721803

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{239}}^1$

素因数の和:411

約数の個数: 32

約数和(自身を含む): 16128000

約数和(自身を除く): 6406197

約数列:

[1, 3, 7, 13, 21, 39, 91, 149, 239, 273, 447, 717, 1043, 1673, 1937, 3107, 3129, 5019, 5811, 9321, 13559, 21749, 35611, 40677, 65247, 106833, 249277, 462943, 747831, 1388829, 3240601, 9721803]

約数ペア:

[(1, 9721803), (3, 3240601), (7, 1388829), (13, 747831), (21, 462943), (39, 249277), (91, 106833), (149, 65247), (239, 40677), (273, 35611), (447, 21749), (717, 13559), (1043, 9321), (1673, 5811), (1937, 5019), (3107, 3129)]