27730215

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{569}}^1$

素因数の和:621

約数の個数: 48

約数和(自身を含む): 52120800

約数和(自身を除く): 24390585

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 95, 135, 171, 285, 361, 513, 569, 855, 1083, 1707, 1805, 2565, 2845, 3249, 5121, 5415, 8535, 9747, 10811, 15363, 16245, 25605, 32433, 48735, 54055, 76815, 97299, 162165, 205409, 291897, 486495, 616227, 1027045, 1459485, 1848681, 3081135, 5546043, 9243405, 27730215]

約数ペア:

[(1, 27730215), (3, 9243405), (5, 5546043), (9, 3081135), (15, 1848681), (19, 1459485), (27, 1027045), (45, 616227), (57, 486495), (95, 291897), (135, 205409), (171, 162165), (285, 97299), (361, 76815), (513, 54055), (569, 48735), (855, 32433), (1083, 25605), (1707, 16245), (1805, 15363), (2565, 10811), (2845, 9747), (3249, 8535), (5121, 5415)]