290462139

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{51473}}^1$

素因数の和:51512

約数の個数: 32

約数和(自身を含む): 494150400

約数和(自身を除く): 203688261

約数列:

[1, 3, 9, 11, 19, 27, 33, 57, 99, 171, 209, 297, 513, 627, 1881, 5643, 51473, 154419, 463257, 566203, 977987, 1389771, 1698609, 2933961, 5095827, 8801883, 10757857, 15287481, 26405649, 32273571, 96820713, 290462139]

約数ペア:

[(1, 290462139), (3, 96820713), (9, 32273571), (11, 26405649), (19, 15287481), (27, 10757857), (33, 8801883), (57, 5095827), (99, 2933961), (171, 1698609), (209, 1389771), (297, 977987), (513, 566203), (627, 463257), (1881, 154419), (5643, 51473)]