1388107455

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{224069}}^1$

素因数の和:224143

約数の個数: 32

約数和(自身を含む): 2581286400

約数和(自身を除く): 1193178945

約数列:

[1, 3, 5, 7, 15, 21, 35, 59, 105, 177, 295, 413, 885, 1239, 2065, 6195, 224069, 672207, 1120345, 1568483, 3361035, 4705449, 7842415, 13220071, 23527245, 39660213, 66100355, 92540497, 198301065, 277621491, 462702485, 1388107455]

約数ペア:

[(1, 1388107455), (3, 462702485), (5, 277621491), (7, 198301065), (15, 92540497), (21, 66100355), (35, 39660213), (59, 23527245), (105, 13220071), (177, 7842415), (295, 4705449), (413, 3361035), (885, 1568483), (1239, 1120345), (2065, 672207), (6195, 224069)]