81886938

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{223}}^1\times {\mathrm{1249}}^1$

素因数の和:1491

約数の個数: 48

約数和(自身を含む): 191520000

約数和(自身を除く): 109633062

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 223, 294, 446, 669, 1249, 1338, 1561, 2498, 3122, 3747, 4683, 7494, 8743, 9366, 10927, 17486, 21854, 26229, 32781, 52458, 61201, 65562, 122402, 183603, 278527, 367206, 557054, 835581, 1671162, 1949689, 3899378, 5849067, 11698134, 13647823, 27295646, 40943469, 81886938]

約数ペア:

[(1, 81886938), (2, 40943469), (3, 27295646), (6, 13647823), (7, 11698134), (14, 5849067), (21, 3899378), (42, 1949689), (49, 1671162), (98, 835581), (147, 557054), (223, 367206), (294, 278527), (446, 183603), (669, 122402), (1249, 65562), (1338, 61201), (1561, 52458), (2498, 32781), (3122, 26229), (3747, 21854), (4683, 17486), (7494, 10927), (8743, 9366)]