813821092

素因数分解:

$2^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{211}}^1\times {\mathrm{991}}^1$

素因数の和:1352

約数の個数: 48

約数和(自身を含む): 1648783360

約数和(自身を除く): 834962268

約数列:

[1, 2, 4, 7, 14, 28, 139, 211, 278, 422, 556, 844, 973, 991, 1477, 1946, 1982, 2954, 3892, 3964, 5908, 6937, 13874, 27748, 29329, 58658, 117316, 137749, 205303, 209101, 275498, 410606, 418202, 550996, 821212, 836404, 964243, 1463707, 1928486, 2927414, 3856972, 5854828, 29065039, 58130078, 116260156, 203455273, 406910546, 813821092]

約数ペア:

[(1, 813821092), (2, 406910546), (4, 203455273), (7, 116260156), (14, 58130078), (28, 29065039), (139, 5854828), (211, 3856972), (278, 2927414), (422, 1928486), (556, 1463707), (844, 964243), (973, 836404), (991, 821212), (1477, 550996), (1946, 418202), (1982, 410606), (2954, 275498), (3892, 209101), (3964, 205303), (5908, 137749), (6937, 117316), (13874, 58658), (27748, 29329)]