218923605

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{2393}}^1$

素因数の和:2530

約数の個数: 48

約数和(自身を含む): 403341120

約数和(自身を除く): 184417515

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 107, 171, 285, 321, 535, 855, 963, 1605, 2033, 2393, 4815, 6099, 7179, 10165, 11965, 18297, 21537, 30495, 35895, 45467, 91485, 107685, 136401, 227335, 256051, 409203, 682005, 768153, 1280255, 2046015, 2304459, 3840765, 4864969, 11522295, 14594907, 24324845, 43784721, 72974535, 218923605]

約数ペア:

[(1, 218923605), (3, 72974535), (5, 43784721), (9, 24324845), (15, 14594907), (19, 11522295), (45, 4864969), (57, 3840765), (95, 2304459), (107, 2046015), (171, 1280255), (285, 768153), (321, 682005), (535, 409203), (855, 256051), (963, 227335), (1605, 136401), (2033, 107685), (2393, 91485), (4815, 45467), (6099, 35895), (7179, 30495), (10165, 21537), (11965, 18297)]