641220622

素因数分解:

$2^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1\times {\mathrm{3023}}^1$

素因数の和:3280

約数の個数: 32

約数和(自身を含む): 1117670400

約数和(自身を除く): 476449778

約数列:

[1, 2, 7, 14, 109, 139, 218, 278, 763, 973, 1526, 1946, 3023, 6046, 15151, 21161, 30302, 42322, 106057, 212114, 329507, 420197, 659014, 840394, 2306549, 2941379, 4613098, 5882758, 45801473, 91602946, 320610311, 641220622]

約数ペア:

[(1, 641220622), (2, 320610311), (7, 91602946), (14, 45801473), (109, 5882758), (139, 4613098), (218, 2941379), (278, 2306549), (763, 840394), (973, 659014), (1526, 420197), (1946, 329507), (3023, 212114), (6046, 106057), (15151, 42322), (21161, 30302)]