38923191

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{167}}^1$

素因数の和:268

約数の個数: 48

約数和(自身を含む): 62899200

約数和(自身を除く): 23976009

約数列:

[1, 3, 9, 19, 29, 47, 57, 87, 141, 167, 171, 261, 423, 501, 551, 893, 1363, 1503, 1653, 2679, 3173, 4089, 4843, 4959, 7849, 8037, 9519, 12267, 14529, 23547, 25897, 28557, 43587, 70641, 77691, 92017, 149131, 227621, 233073, 276051, 447393, 682863, 828153, 1342179, 2048589, 4324799, 12974397, 38923191]

約数ペア:

[(1, 38923191), (3, 12974397), (9, 4324799), (19, 2048589), (29, 1342179), (47, 828153), (57, 682863), (87, 447393), (141, 276051), (167, 233073), (171, 227621), (261, 149131), (423, 92017), (501, 77691), (551, 70641), (893, 43587), (1363, 28557), (1503, 25897), (1653, 23547), (2679, 14529), (3173, 12267), (4089, 9519), (4843, 8037), (4959, 7849)]