740601

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:157

約数の個数: 24

約数和(自身を含む): 1160640

約数和(自身を除く): 420039

約数列:

[1, 3, 9, 19, 57, 61, 71, 171, 183, 213, 549, 639, 1159, 1349, 3477, 4047, 4331, 10431, 12141, 12993, 38979, 82289, 246867, 740601]

約数ペア:

[(1, 740601), (3, 246867), (9, 82289), (19, 38979), (57, 12993), (61, 12141), (71, 10431), (171, 4331), (183, 4047), (213, 3477), (549, 1349), (639, 1159)]