208077255

素因数分解:

$3^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{4177}}^1$

素因数の和:4238

約数の個数: 48

約数和(自身を含む): 383239584

約数和(自身を除く): 175162329

約数列:

[1, 3, 5, 9, 15, 27, 41, 45, 81, 123, 135, 205, 243, 369, 405, 615, 1107, 1215, 1845, 3321, 4177, 5535, 9963, 12531, 16605, 20885, 37593, 49815, 62655, 112779, 171257, 187965, 338337, 513771, 563895, 856285, 1015011, 1541313, 1691685, 2568855, 4623939, 5075055, 7706565, 13871817, 23119695, 41615451, 69359085, 208077255]

約数ペア:

[(1, 208077255), (3, 69359085), (5, 41615451), (9, 23119695), (15, 13871817), (27, 7706565), (41, 5075055), (45, 4623939), (81, 2568855), (123, 1691685), (135, 1541313), (205, 1015011), (243, 856285), (369, 563895), (405, 513771), (615, 338337), (1107, 187965), (1215, 171257), (1845, 112779), (3321, 62655), (4177, 49815), (5535, 37593), (9963, 20885), (12531, 16605)]