15116685

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1$

素因数の和:146

約数の個数: 64

約数和(自身を含む): 27648000

約数和(自身を除く): 12531315

約数列:

[1, 3, 5, 15, 19, 29, 31, 57, 59, 87, 93, 95, 145, 155, 177, 285, 295, 435, 465, 551, 589, 885, 899, 1121, 1653, 1711, 1767, 1829, 2697, 2755, 2945, 3363, 4495, 5133, 5487, 5605, 8265, 8555, 8835, 9145, 13485, 16815, 17081, 25665, 27435, 32509, 34751, 51243, 53041, 85405, 97527, 104253, 159123, 162545, 173755, 256215, 265205, 487635, 521265, 795615, 1007779, 3023337, 5038895, 15116685]

約数ペア:

[(1, 15116685), (3, 5038895), (5, 3023337), (15, 1007779), (19, 795615), (29, 521265), (31, 487635), (57, 265205), (59, 256215), (87, 173755), (93, 162545), (95, 159123), (145, 104253), (155, 97527), (177, 85405), (285, 53041), (295, 51243), (435, 34751), (465, 32509), (551, 27435), (589, 25665), (885, 17081), (899, 16815), (1121, 13485), (1653, 9145), (1711, 8835), (1767, 8555), (1829, 8265), (2697, 5605), (2755, 5487), (2945, 5133), (3363, 4495)]