22189815

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{211}}^1$

素因数の和:285

約数の個数: 64

約数和(自身を含む): 42739200

約数和(自身を除く): 20549385

約数列:

[1, 3, 5, 9, 15, 19, 27, 41, 45, 57, 95, 123, 135, 171, 205, 211, 285, 369, 513, 615, 633, 779, 855, 1055, 1107, 1845, 1899, 2337, 2565, 3165, 3895, 4009, 5535, 5697, 7011, 8651, 9495, 11685, 12027, 20045, 21033, 25953, 28485, 35055, 36081, 43255, 60135, 77859, 105165, 108243, 129765, 164369, 180405, 233577, 389295, 493107, 541215, 821845, 1167885, 1479321, 2465535, 4437963, 7396605, 22189815]

約数ペア:

[(1, 22189815), (3, 7396605), (5, 4437963), (9, 2465535), (15, 1479321), (19, 1167885), (27, 821845), (41, 541215), (45, 493107), (57, 389295), (95, 233577), (123, 180405), (135, 164369), (171, 129765), (205, 108243), (211, 105165), (285, 77859), (369, 60135), (513, 43255), (615, 36081), (633, 35055), (779, 28485), (855, 25953), (1055, 21033), (1107, 20045), (1845, 12027), (1899, 11685), (2337, 9495), (2565, 8651), (3165, 7011), (3895, 5697), (4009, 5535)]