1545555

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1$

素因数の和:84

約数の個数: 64

約数和(自身を含む): 3110400

約数和(自身を除く): 1564845

約数列:

[1, 3, 5, 11, 15, 17, 19, 29, 33, 51, 55, 57, 85, 87, 95, 145, 165, 187, 209, 255, 285, 319, 323, 435, 493, 551, 561, 627, 935, 957, 969, 1045, 1479, 1595, 1615, 1653, 2465, 2755, 2805, 3135, 3553, 4785, 4845, 5423, 6061, 7395, 8265, 9367, 10659, 16269, 17765, 18183, 27115, 28101, 30305, 46835, 53295, 81345, 90915, 103037, 140505, 309111, 515185, 1545555]

約数ペア:

[(1, 1545555), (3, 515185), (5, 309111), (11, 140505), (15, 103037), (17, 90915), (19, 81345), (29, 53295), (33, 46835), (51, 30305), (55, 28101), (57, 27115), (85, 18183), (87, 17765), (95, 16269), (145, 10659), (165, 9367), (187, 8265), (209, 7395), (255, 6061), (285, 5423), (319, 4845), (323, 4785), (435, 3553), (493, 3135), (551, 2805), (561, 2755), (627, 2465), (935, 1653), (957, 1615), (969, 1595), (1045, 1479)]