61887807

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{40213}}^1$

素因数の和:40244

約数の個数: 20

約数和(自身を含む): 97317880

約数和(自身を除く): 35430073

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 40213, 120639, 361917, 764047, 1085751, 2292141, 3257253, 6876423, 20629269, 61887807]

約数ペア:

[(1, 61887807), (3, 20629269), (9, 6876423), (19, 3257253), (27, 2292141), (57, 1085751), (81, 764047), (171, 361917), (513, 120639), (1539, 40213)]