2787601815

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{18013}}^1$

素因数の和:18224

約数の個数: 48

約数和(自身を含む): 5114534880

約数和(自身を除く): 2326933065

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 181, 285, 543, 855, 905, 1629, 2715, 3439, 8145, 10317, 17195, 18013, 30951, 51585, 54039, 90065, 154755, 162117, 270195, 342247, 810585, 1026741, 1711235, 3080223, 3260353, 5133705, 9781059, 15401115, 16301765, 29343177, 48905295, 61946707, 146715885, 185840121, 309733535, 557520363, 929200605, 2787601815]

約数ペア:

[(1, 2787601815), (3, 929200605), (5, 557520363), (9, 309733535), (15, 185840121), (19, 146715885), (45, 61946707), (57, 48905295), (95, 29343177), (171, 16301765), (181, 15401115), (285, 9781059), (543, 5133705), (855, 3260353), (905, 3080223), (1629, 1711235), (2715, 1026741), (3439, 810585), (8145, 342247), (10317, 270195), (17195, 162117), (18013, 154755), (30951, 90065), (51585, 54039)]