7253649

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{251}}^1$

素因数の和:302

約数の個数: 36

約数和(自身を含む): 11990160

約数和(自身を除く): 4736511

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 169, 171, 247, 251, 507, 741, 753, 1521, 2223, 2259, 3211, 3263, 4769, 9633, 9789, 14307, 28899, 29367, 42419, 42921, 61997, 127257, 185991, 381771, 557973, 805961, 2417883, 7253649]

約数ペア:

[(1, 7253649), (3, 2417883), (9, 805961), (13, 557973), (19, 381771), (39, 185991), (57, 127257), (117, 61997), (169, 42921), (171, 42419), (247, 29367), (251, 28899), (507, 14307), (741, 9789), (753, 9633), (1521, 4769), (2223, 3263), (2259, 3211)]