8871993

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{307}}^1$

素因数の和:358

約数の個数: 36

約数和(自身を含む): 14654640

約数和(自身を除く): 5782647

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 169, 171, 247, 307, 507, 741, 921, 1521, 2223, 2763, 3211, 3991, 5833, 9633, 11973, 17499, 28899, 35919, 51883, 52497, 75829, 155649, 227487, 466947, 682461, 985777, 2957331, 8871993]

約数ペア:

[(1, 8871993), (3, 2957331), (9, 985777), (13, 682461), (19, 466947), (39, 227487), (57, 155649), (117, 75829), (169, 52497), (171, 51883), (247, 35919), (307, 28899), (507, 17499), (741, 11973), (921, 9633), (1521, 5833), (2223, 3991), (2763, 3211)]