2221803

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:160

約数の個数: 32

約数和(自身を含む): 3571200

約数和(自身を除く): 1349397

約数列:

[1, 3, 9, 19, 27, 57, 61, 71, 171, 183, 213, 513, 549, 639, 1159, 1349, 1647, 1917, 3477, 4047, 4331, 10431, 12141, 12993, 31293, 36423, 38979, 82289, 116937, 246867, 740601, 2221803]

約数ペア:

[(1, 2221803), (3, 740601), (9, 246867), (19, 116937), (27, 82289), (57, 38979), (61, 36423), (71, 31293), (171, 12993), (183, 12141), (213, 10431), (513, 4331), (549, 4047), (639, 3477), (1159, 1917), (1349, 1647)]