201640257

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{246203}}^1$

素因数の和:246229

約数の個数: 24

約数和(自身を含む): 358473024

約数和(自身を除く): 156832767

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 246203, 738609, 1723421, 2215827, 3200639, 5170263, 9601917, 15510789, 22404473, 28805751, 67213419, 201640257]

約数ペア:

[(1, 201640257), (3, 67213419), (7, 28805751), (9, 22404473), (13, 15510789), (21, 9601917), (39, 5170263), (63, 3200639), (91, 2215827), (117, 1723421), (273, 738609), (819, 246203)]